SN4 ""

No	Pattern	Freq
1	[noun] may have have a	40
2	[pron] may have have a	28
3	[pers pn] may have have a	25
4	[noun sg] may have have a	17
5	[noun pl] may have have a	16
6	he may have have a	10
7	he may have have a	10
8	[noun prp] may have have a	7
9	they may have have a	5
10	it may have have a	5
11	they may have have a	5
12	it may have have a	5
13	may [adv] have have a	21
14	may [adv] have have a	13
15	may well have have a	9
16	may well have have a	9
17	may not have have a	8
18	may [not/n't] have have a	8
19	may not have have a	8
20	may have have a [adj]	41
21	may have have a [adj]	35
22	may have have a [noun]	33
23	may have have a [noun sg]	32