SN4 ""

No	Pattern	Freq
1	[noun] may have [be]	1281
2	[pron] may have [be]	1031
3	[noun sg] may have [be]	698
4	[pers pn] may have [be]	666
5	[noun pl] may have [be]	399
6	it may have [be]	321
7	it may have [be]	321
8	[adj] may have [be]	232
9	[det] may have [be]	199
10	[noun prp] may have [be]	167
11	there may have [be]	157
12	[ex0] may have [be]	157
13	there may have [be]	157
14	[Wh det] may have [be]	153
15	this may have [be]	129
16	this may have [be]	129
17	they may have [be]	123
18	which may have [be]	120
19	which may have [be]	120
20	[conj] may have [be]	118
21	he may have [be]	113
22	they may have [be]	112
23	he may have [be]	111
24	[coord] may have [be]	67
25	and may have [be]	51
26	and may have [be]	51
27	[Wh pn] may have [be]	50
28	who may have [be]	48
29	who may have [be]	48
30	that may have [be]	44