SN4 ""

No	Pattern	Freq
1	[vb mod] [adv] have be	4575
2	[modal v] [adv] have be	4575
3	would [adv] have be	1459
4	would [adv] have be	1435
5	could [adv] have be	984
6	could [adv] have be	984
7	may [adv] have be	769
8	may [adv] have be	769
9	might [adv] have be	475
10	might [adv] have be	475
11	[adv] [adv] have be	335
12	should [adv] have be	322
13	should [adv] have be	322
14	can [adv] have be	219
15	[adv] [adv] have be	192
16	must [adv] have be	176
17	must [adv] have be	176
18	can [adv] have be	162
19	[not/n't] [adv] have be	143
20	not [adv] have be	143
21	will [adv] have be	129
22	will [adv] have be	117
23	not [adv] have be	108
24	[conj] [adv] have be	57
25	as [adv] have be	57
26	[subord] [adv] have be	57
27	ca [adv] have be	57
28	as [adv] have be	57
29	need [adv] have be	38
30	need [adv] have be	38