SN4 ""

No	Pattern	Freq
1	[noun] [noun] may be [vb pp]	1429
2	[noun sg] [noun] may be [verb]	1278
3	[noun] [noun sg] may be [verb]	891
4	[noun] [noun pl] may be [verb]	552
5	[noun prp] [noun] may be [verb]	146
6	[noun] [noun] may be use	93
7	[noun] [noun] may be used	92
8	[noun] [noun] may be [v-ing]	87
9	[noun pl] [noun] may be [verb]	72
10	[noun] [noun prp] may be [verb]	66
11	[noun] [noun] may be make	34
12	[noun] [noun] may be see	32
13	[noun] [noun] may be seen	32
14	[noun] [noun] may be obtain	29
15	[noun] [noun] may be obtained	29
16	[noun] [noun] may be made	29
17	[noun] [noun] may be find	29
18	[noun] [noun] may be found	28
19	[n mass] [noun] may be [verb]	27
20	[noun] [noun] may be required	26
21	[noun] [noun] may be require	26
22	[noun] [noun] may be considered	19
23	[noun] [noun] may be consider	19
24	[noun] system may be [verb]	18
25	[noun] system may be [verb]	17
26	[noun] [noun] may be [to-vb]	17
27	[noun] [letter] may be [verb]	16
28	[noun] [noun] may be need	15
29	[noun] [noun] may be needed	15
30	[noun] [noun] may be equipped	14