SN4 ""

No	Pattern	Freq
1	[vb mod] have been [verb] in	519
2	[vb mod] have be [verb] in	519
3	[vb mod] have be [verb] in	515
4	[vb mod] have be [vb pp] in	458
5	would have be [verb] in	122
6	may have be [verb] in	90
7	could have be [verb] in	87
8	should have be [verb] in	75
9	[vb mod] have be [v-ing] in	59
10	must have be [verb] in	54
11	might have be [verb] in	51
12	will have be [verb] in	34
13	[vb mod] have be use in	18
14	[vb mod] have be used in	18
15	[vb mod] have be do in	16
16	[vb mod] have be done in	14
17	[vb mod] have be included in	13
18	[vb mod] have be include in	13
19	[vb mod] have be bear in	11
20	[vb mod] have be born in	10
21	[vb mod] have be make in	10
22	[vb mod] have be made in	10
23	[vb mod] have be take in	7
24	[vb mod] have be written in	7
25	[vb mod] have be write in	7
26	[vb mod] have be taken in	7
27	[vb mod] have be produced in	6
28	[vb mod] have be expected in	6
29	[vb mod] have be produce in	6
30	[vb mod] have be justified in	6