SN4 ""

No	Pattern	Freq
1	[conj] it was impossible	188
2	that it was impossible	84
3	[that] it was impossible	84
4	that it was impossible	84
5	[coord] it was impossible	68
6	[noun] it was impossible	49
7	but it was impossible	47
8	but it was impossible	47
9	[verb] it was impossible	43
10	[subord] it was impossible	36
11	[noun sg] it was impossible	34
12	[vb past] it was impossible	31
13	and it was impossible	21
14	and it was impossible	21
15	say it was impossible	19
16	[adv] it was impossible	19
17	said it was impossible	15
18	because it was impossible	13
19	because it was impossible	13
20	[noun pl] it was impossible	11
21	[adv] it was impossible	11
22	as it was impossible	9
23	as it was impossible	9
24	[pron] it was impossible	9
25	[adj] it was impossible	8
26	[Wh adv] it was impossible	8
27	[vb pp] it was impossible	6
28	know it was impossible	5
29	it was [adv] impossible	116
30	it was [adv] impossible	109