SN4 ""

No	Pattern	Freq
1	[noun] who may have [verb]	56
2	[noun pl] who may have [verb]	30
3	[pron] who may have [verb]	26
4	[indef pn] who may have [verb]	26
5	anyone who may have [verb]	22
6	anyone who may have [verb]	22
7	[noun sg] who may have [verb]	19
8	witness who may have [verb]	10
9	witnesses who may have [verb]	8
10	[n mass] who may have [verb]	7
11	people who may have [verb]	6
12	people who may have [verb]	6
13	[conj] who may have [verb]	6
14	[coord] who may have [verb]	6
15	who may [adv] have [verb]	34
16	who may [adv] have [verb]	24
17	who may not have [verb]	10
18	who may not have [verb]	10
19	who may [not/n't] have [verb]	10
20	who may well have [verb]	6
21	who may never have [verb]	6
22	who may well have [verb]	6
23	who may never have [verb]	6
24	who may have [been] [verb]	22
25	who may have been [verb]	22
26	who may have [be] [verb]	22
27	who may have be [verb]	22
28	who may have [verb] [art]	32
29	who may have [verb] [art]	32
30	who may have [verb] the	22