SN4 ""

No	Pattern	Freq
1	[adj] [noun pl] be if	15
2	[det] [noun pl] be if	7
3	[pron] [noun pl] be if	6
4	[adj] [noun pl] be if	5
5	these [noun pl] be if	5
6	[pos pn] [noun pl] be if	5
7	these [noun pl] be if	5
8	[noun pl] [vb mod] be if	21
9	[noun pl] [modal v] be if	21
10	[noun pl] would be if	16
11	[noun pl] would be if	16
12	[noun pl] be [adj] if	143
13	[noun pl] be [adj] if	132
14	[noun pl] be [verb] if	114
15	[noun pl] be [vb pp] if	103
16	[noun pl] be [conj] if	47
17	[noun pl] be [that] if	42
18	[noun pl] be that if	42
19	[noun pl] be that if	42
20	[noun pl] be essential if	19
21	[noun pl] be essential if	19
22	[noun pl] be [adv] if	15
23	[noun pl] be [adv] if	14
24	[noun pl] be ask if	13
25	[noun pl] be necessary if	11
26	[noun pl] be necessary if	11
27	[noun pl] be asked if	11
28	[noun pl] be needed if	9
29	[noun pl] be need if	9
30	[noun pl] be [adj -er] if	8