Asian-Pacific Journal of Second and Foreign Language Education

Table 1 The lexical profile of chemistry RAs based on BNC/COCA lists

From: Developing and validating a mid-frequency word list for chemistry: a corpus-based approach using big data

BNC-COCA lists	Token	Token%	CumToken%	Type	Group
1	144158658	51.86	51.86	5639	999
2	31538369	11.34	63.2	5273	1000
3	30100486	10.83	74.03	5010	1000
4	8785085	3.16	77.19	3839	996
5	5529036	1.99	79.18	3220	985
6	3410422	1.23	80.41	2971	976
7	3087538	1.11	81.52	2493	955
8	1873841	0.67	82.19	2236	923
9	1252030	0.45	82.64	1949	907
10–30	9895518	3.58	86.22	16562	10800
31–34	20637310	7.42	93.64	16409	15002
0	17731707	6.38	100.02	616952	616952
Total	278000000			682553	651495

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