SN4 ""

No	Pattern	Freq
1	[noun pl] may be [adj]	1195
2	[noun pl] may be able	92
3	[noun pl] may be due	35
4	[noun pl] may be necessary	32
5	[noun pl] may be important	28
6	[noun pl] may be useful	26
7	[noun pl] may be present	23
8	[noun pl] may be difficult	22
9	[noun pl] may be helpful	21
10	[noun pl] may be available	19
11	[noun pl] may be reluctant	18
12	[noun pl] may be subject	18
13	[noun pl] may be responsible	18
14	factors may be [adj]	16
15	[noun pl] may be willing	16
16	[noun pl] may be relevant	15
17	others may be [adj]	14
18	[noun pl] may be interested	14
19	readers may be [adj]	14
20	[noun pl] may be different	13
21	[noun pl] may be prepared	13
22	children may be [adj]	13
23	differences may be [adj]	12
24	[noun pl] may be possible	11
25	parents may be [adj]	10
26	systems may be [adj]	10
27	[noun pl] may be hard	10
28	[noun pl] may be involved	10
29	companies may be [adj]	9
30	terms may be [adj]	9