SN4 ""

No	Pattern	Freq
1	[noun sg] [noun] must be [adj]	147
2	[noun sg] [pron] must be [adj]	93
3	[noun sg] [noun sg] must be [adj]	86
4	[noun sg] [pers pn] must be [adj]	71
5	[noun sg] [noun pl] must be [adj]	54
6	[noun sg] you must be [adj]	21
7	[noun sg] you must be [adj]	21
8	[noun sg] it must be [adj]	19
9	[noun sg] it must be [adj]	19
10	[noun sg] [conj] must be [adj]	17
11	[noun sg] we must be [adj]	12
12	[noun sg] we must be [adj]	12
13	[noun sg] [coord] must be [adj]	11
14	[noun sg] names must be [adj]	10
15	[noun sg] [verb] must be [adj]	10
16	[noun sg] name must be [adj]	10
17	[noun sg] and must be [adj]	9
18	[noun sg] and must be [adj]	9
19	[noun sg] which must be [adj]	9
20	[noun sg] which must be [adj]	9
21	[noun sg] [Wh det] must be [adj]	9
22	[noun sg] system must be [adj]	8
23	[noun sg] they must be [adj]	7
24	[noun sg] they must be [adj]	7
25	[noun sg] system must be [adj]	7
26	[noun sg] [vb pp] must be [adj]	6
27	[noun sg] i must be [adj]	6
28	[noun sg] i must be [adj]	6
29	[noun sg] that must be [adj]	5
30	[noun sg] [that] must be [adj]	5