SN4 ""

No	Pattern	Freq
1	[noun] [verb] replace	285
2	[pron] [verb] replace	235
3	be [verb] replace	191
4	[be] [verb] replace	191
5	[pers pn] [verb] replace	154
6	[noun sg] [verb] replace	133
7	[adv] [verb] replace	116
8	[adv] [verb] replace	82
9	[noun prp] [verb] replace	77
10	[noun pl] [verb] replace	74
11	[modal v] [verb] replace	67
12	[vb mod] [verb] replace	67
13	[was/were] [verb] replace	67
14	was [verb] replace	52
15	[verb] [verb] replace	51
16	who [verb] replace	45
17	who [verb] replace	45
18	[Wh pn] [verb] replace	45
19	have [verb] replace	42
20	[conj] [verb] replace	41
21	be [verb] replace	38
22	[be] [verb] replace	38
23	[is] [verb] replace	34
24	is [verb] replace	33
25	not [verb] replace	33
26	[not/n't] [verb] replace	33
27	it [verb] replace	29
28	[Wh det] [verb] replace	29
29	it [verb] replace	29
30	they [verb] replace	28