SN4 ""

No	Pattern	Freq
1	[noun] [was/were] that [prep]	386
2	[noun sg] [was/were] that [prep]	332
3	[pron] [was/were] that [prep]	68
4	[verb] [was/were] that [prep]	57
5	[Wh det] [was/were] that [prep]	38
6	[noun pl] [was/were] that [prep]	37
7	what [was/were] that [prep]	31
8	what [was/were] that [prep]	31
9	[vb past] [was/were] that [prep]	25
10	[adj] [was/were] that [prep]	23
11	[adv] [was/were] that [prep]	21
12	[pers pn] [was/were] that [prep]	20
13	[vb pp] [was/were] that [prep]	18
14	[noun prp] [was/were] that [prep]	16
15	it [was/were] that [prep]	15
16	it [was/were] that [prep]	15
17	[adv] [was/were] that [prep]	12
18	case [was/were] that [prep]	11
19	[conj] [was/were] that [prep]	11
20	voice [was/were] that [prep]	9
21	[num] [was/were] that [prep]	9
22	voice [was/were] that [prep]	9
23	case [was/were] that [prep]	9
24	[subord] [was/were] that [prep]	8
25	[Wh adv] [was/were] that [prep]	8
26	as [was/were] that [prep]	7
27	which [was/were] that [prep]	7
28	role [was/were] that [prep]	7
29	[det] [was/were] that [prep]	7
30	which [was/were] that [prep]	7