SN4 ""

No	Pattern	Freq
1	[noun sg] may be able	156
2	[noun sg] may be necessary	84
3	[noun sg] may be due	51
4	[noun sg] may be difficult	50
5	[noun sg] may be available	49
6	[noun sg] may be important	47
7	[noun sg] may be different	46
8	[noun sg] may be useful	35
9	[noun sg] may be helpful	32
10	[noun sg] may be appropriate	31
11	[noun sg] may be present	31
12	[noun sg] may be subject	28
13	[noun sg] may be involved	27
14	[noun sg] may be sufficient	25
15	[noun sg] may be responsible	24
16	[noun sg] may be willing	19
17	[noun sg] may be possible	19
18	[noun sg] may be relevant	18
19	[noun sg] may be unable	18
20	[noun sg] may be liable	15
21	person may be [adj]	15
22	[noun sg] may be interested	15
23	[noun sg] may be concerned	14
24	[noun sg] may be prepared	13
25	[noun sg] may be acceptable	13
26	doctor may be [adj]	13
27	[noun sg] may be high	12
28	[noun sg] may be hard	12
29	approach may be [adj]	12
30	[noun sg] may be entitled	11