SN4 ""

No	Pattern	Freq
1	[modal v] [adv] have have a	103
2	[vb mod] [adv] have have a	103
3	[modal v] [adv] have had a	100
4	[modal v] [adv] have have a	83
5	[modal v] [adv] have have a	58
6	[modal v] not have have a	45
7	[modal v] [not/n't] have have a	45
8	would [adv] have have a	33
9	would [adv] have have a	28
10	[modal v] not have have a	27
11	may [adv] have have a	21
12	may [adv] have have a	21
13	[modal v] [adv] have have an	20
14	could [adv] have have a	19
15	could [adv] have have a	19
16	[modal v] n't have have a	18
17	[modal v] well have have a	14
18	[modal v] well have have a	14
19	might [adv] have have a	12
20	might [adv] have have a	12
21	will [adv] have have a	9
22	will [adv] have have a	8
23	[modal v] also have have a	7
24	[modal v] also have have a	7
25	[modal v] probably have have a	6
26	[modal v] probably have have a	6
27	[modal v] rather have have a	6
28	[modal v] rather have have a	6
29	'd [adv] have have a	5