SN4 ""

No	Pattern	Freq
1	[modal v] [adv] have have a	83
2	[vb mod] [adv] have have a	83
3	[modal v] [adv] have had a	80
4	[modal v] [adv] have have a	45
5	[modal v] not have have a	38
6	[modal v] [not/n't] have have a	38
7	would [adv] have have a	27
8	would [adv] have have a	22
9	[modal v] not have have a	22
10	[modal v] n't have have a	16
11	could [adv] have have a	16
12	could [adv] have have a	16
13	may [adv] have have a	15
14	may [adv] have have a	15
15	[modal v] well have have a	14
16	[modal v] well have have a	14
17	might [adv] have have a	11
18	might [adv] have have a	11
19	will [adv] have have a	9
20	will [adv] have have a	8
21	[modal v] rather have have a	6
22	[modal v] rather have have a	6
23	'd [adv] have have a	5