SN4 ""

No	Pattern	Freq
1	[conj] [conj] it have been	207
2	[conj] [subord] it have be	176
3	[conj] [conj] it had be	132
4	[coord] [conj] it have be	103
5	[subord] [conj] it have be	85
6	[conj] if it have be	67
7	[conj] if it have be	67
8	as [conj] it have be	66
9	as [conj] it have be	66
10	and [conj] it have be	64
11	and [conj] it have be	64
12	[conj] [conj] it has be	59
13	[conj] though it have be	50
14	[conj] though it have be	50
15	[conj] that it have be	30
16	[conj] that it have be	30
17	[conj] [that] it have be	30
18	but [conj] it have be	27
19	but [conj] it have be	27
20	[that] [conj] it have be	19
21	that [conj] it have be	19
22	that [conj] it have be	19
23	[conj] [conj] it 's be	15
24	or [conj] it have be	12
25	or [conj] it have be	12
26	[conj] whether it have be	9
27	[conj] whether it have be	9
28	[conj] when it have be	8
29	[conj] when it have be	8
30	[conj] once it have be	7