SN4 ""

No	Pattern	Freq
1	to be present	268
2	[prep] be present	268
3	[prep] be present	268
4	to be present	268
5	[modal v] be present	259
6	[vb mod] be present	259
7	[adv] be present	98
8	may be present	94
9	may be present	94
10	[adv] be present	65
11	will be present	40
12	will be present	39
13	must be present	34
14	must be present	34
15	not be present	33
16	[not/n't] be present	33
17	not be present	29
18	would be present	25
19	should be present	25
20	should be present	25
21	would be present	25
22	also be present	24
23	also be present	24
24	can be present	17
25	can be present	17
26	could be present	12
27	could be present	12
28	always be present	11
29	always be present	11
30	might be present	10