SN4 ""

No	Pattern	Freq
1	[pron] must have be for	8
2	[pers pn] must have be for	6
3	it must have be for	6
4	it must have be for	6
5	must have be [adj] for	48
6	must have be [adj] for	47
7	must have be [verb] for	36
8	must have be [v-ing] for	18
9	must have be [vb pp] for	18
10	must have be [prep] for	8
11	must have be like for	8
12	must have be like for	8
13	must have be [prep] for	8
14	must have be [adv] for	7
15	must have be [adv] for	6
16	must have be looking for	5
17	must have be terrible for	5
18	must have be look for	5
19	must have be responsible for	5
20	must have be terrible for	5
21	must have be responsible for	5
22	must have be for [pron]	7
23	must have be for [pers pn]	5