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Table 3 Appearance frequency of extracted morphemes

From: Curricular evaluation of “SHOKUIKU program” as a postgraduate minor course of food and nutrition education using a text-mining procedure

noun sahen noun na-adjective organization name place name nai adjective adverb/noun force extraction term interjections verb adjective adverb noun C
self 146 research 245 necessary 104 Ajinomoto 13 Japan 83 problem 41 now 93 SHOKUIKU 237 thanks (hiragana) 78 think 747 significant 138 again 68 SHOKU 196
foodstuff 106 topic 132 various 97 Kirin 5 China 31 difference 18 today 78 evidence 219 to 13 feel 333 numerous 129 actual 61 person 169
information 100 talk 126 very 78 McDonald’s 3 America 19 means 12 this time 50 interest 199 na 13 know 214 difficult 77 first 55 taste 52
knowledge 95 cooking 111 important 75 S&B Foods 3 American 15 difference (hiragana) 3 usual 48 scientific 104 o 9 consider 212 pleasant 69 specially 53 body 46
teacher 78 understanding 103 request 64 Ochanomizu University 1 Ethiopia 10 way 1 a lot of (hiragana) 47 collagen 45 very much 6 listen 141 interesting 65 some 48 mind 43
nutrition 71 lesson 82 health 43 S&B 1 Maldives 7 mistake 1 numerously 44 cookery science 36 sure 5 eat 132 good 62 really 45 eye 33
content 63 explanation 71 question 42 Kikkoman 1 Africa 6    from now on 39 registered dietitian 35 e 3 learn 129 accurate 58 entirely 24 soma 26
field 58 study 57 so 38 Suntory 1 Beijing 5    past 34 attention 34 ma 2 understand 119 big 42 always 17 water 26
viewpoint 52 meal 53 familiar 36 Tamasu 1 Okinawa 4    recently 33 function 27 ah 1 surprised 91 strong 36 why 11 oil 26
language 50 influence 47 precious 31 Disney 1 Japanese 3    result 32 food culture 27 that 1 do 88 detailed 27 not always 7 other 23
effect 49 lecture 46 certain 26 Yakult 1 Australia 2    time 21 importance 26 yeah 1 see 81 high 25 unexpectedly 6 country 19
science 48 sense 42 like 22 health office 1 Saitama 2    future 21 curry powder 22 hey 1 have 74 new 24 variously 6 quantity 18
eating habit 48 cuisine 36 greatly 18 Ministry of Health and Welfare 1 Shanghai 2    present time 19 nutrition science 22 excuse 1 use 60 wide 20 absolutely 6 power 18
component 46 experiment 35 unexpected 17 Kagawa Nutrition University 1 Asia 1    before 17 food and nutritional science 21 nice to meet you 1 convey 54 broad 19 obscurely 5 year 15
reason 40 intake 335 several 17 Tokyo Gas 1 Sydney 1    each 15 cooking method 21 thanks 1 differ 52 few 19 furthermore 5 aspect 15
data 39 story 334 fresh 16 Japan Women’s University 1 New York 1    previously 14 perception 20    make 52 bad 18 most 5 medicine 14
evidence-based 38 image 32 clear 15    France 1    this day 14 consumer 19    say 41 oily 18 simultaneously 5 head 13
Japanese people 38 experience 32 several (hiragana) 13    Brazil 1    daily 13 handicapped 19    get 38 delicious 16 never 4 book 13
company 37 job 32 new 11    Mali 1    all (hiragana) 11 certainty 18    vary 37 joyful 13 likewise 4 distinction 12
stress 34 realization 32 uneasiness 10    Muli 1    all 11 trace 16    concern 36 small 13 vaguely 4 example 12
food (colloquial style) 34 reference 31 complex 10    Europa 1    the first 10 phytochemical 15    investigate 34 deep 12 some degree 3 bottom 9
food 32 activity 30 wonder 9    Asian 1    fact 9 discipline 15    give 31 unconcerned 12 little more 3 hand 9
spice 31 relation 30 diverse 8    Arakawa 1    last week 9 significance 15    work 29 near 12 until now 3 heart 9
environment 30 change 30 various (hiragana) 7    Hong Kong 1    case 8 impressive 14    enjoy 28 great 12 indeed 3 meat 9
chance 27 agreement 29 simple 7    Kochi 1    everyday 8 malnutrition 14    go 28 sweet 10 quite 3 fish 8
liver 26 life style 28 nature 7    Sakado 1    a part 7 active 14    read 28 soft 10 lot of 3 chicken 8
child 26 existence 27 precise 7    Kagoshima 1    the whole 7 possibility 13     27 hard 9 naturally 3 skin 8
world 26 analysis 27 useful 7    Konaka 1    after that 6 Kono teacher 13    arise 27 low 9 apparently 2 salt 7
enzyme 24 education 26 complete 6    Ishikawa 1    recent years 6 children 13    based 25 thick 9 somehow 2 fire 7
specialty 24 statistics 26 weak point 6    Horanai 1    direct 6 myself 13    show 25 young 6 already 2 form 7