SN4 ""

No	Pattern	Freq
1	it was [adj] that [noun]	330
2	it was [adj] that [noun prp]	219
3	it was clear that [noun]	71
4	it was clear that [noun]	71
5	it was [adj] that [noun pl]	58
6	it was [adj] that [noun sg]	51
7	it was obvious that [noun]	28
8	it was obvious that [noun]	28
9	it was true that [noun]	26
10	it was true that [noun]	26
11	it was inevitable that [noun]	15
12	it was apparent that [noun]	15
13	it was inevitable that [noun]	15
14	it was apparent that [noun]	15
15	it was important that [noun]	14
16	it was important that [noun]	14
17	it was evident that [noun]	13
18	it was evident that [noun]	13
19	it was unlikely that [noun]	12
20	it was unlikely that [noun]	12
21	it was possible that [noun]	10
22	it was possible that [noun]	10
23	it was [adj] that mr	9
24	it was [adj] that mr	9
25	it was noticeable that [noun]	8
26	it was noticeable that [noun]	8
27	it was [adj] that mrs	8
28	it was [adj] that mrs	8
29	it was unfortunate that [noun]	7
30	it was likely that [noun]	7