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Table 4 Most common KT clue expressions

From: Enriching a biomedical event corpus with meta-knowledge annotation

Analysis Clue

Freq

Investigation Clue

Freq

Observation Clue

Freq

suggest

408

examined

207

found

361

show

353

investigated

205

observed

226

demonstrate

335

analyzed

119

detected

141

demonstrated

332

studied

94

detectable

48

showed

246

to determine

50

seen

32

shown

244

tested

39

noted

17

may

242

measured

25

find

11

can

232

monitored

25

detect

11

associated

215

to investigate

23

findings

11

indicate

211

to examine

21

observations

9

revealed

196

to study

21

finding

9

suggesting

140

analysis

20

show

6

report

114

studies

20

report

6

identified

112

to identify

16

exhibit

5

thus

108

investigate

15

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