SN4 ""

No	Pattern	Freq
1	[art] [noun] must be [prep] [adj]	16
2	[art] [noun] must be [prep] [adj]	16
3	the [noun] must be [prep] [adj]	16
4	the [noun] must be [prep] [adj]	16
5	[adj] [noun] must be [prep] [adj]	5
6	[adj] [noun] must be [prep] [adj]	5
7	[noun] must [adv] be [prep] [adj]	5
8	[noun] must be [verb] [prep] [adj]	280
9	[noun] must be [vb pp] [prep] [adj]	275
10	[noun] must be [adj] [prep] [adj]	35
11	[noun] must be [adj] [prep] [adj]	34
12	[noun] must be make [prep] [adj]	22
13	[noun] must be made [prep] [adj]	22
14	[noun] must be accompanied [prep] [adj]	7
15	[noun] must be accompany [prep] [adj]	7
16	[noun] must be based [prep] [adj]	7
17	[noun] must be kept [prep] [adj]	7
18	[noun] must be keep [prep] [adj]	7
19	[noun] must be base [prep] [adj]	7
20	[noun] must be placed [prep] [adj]	6
21	[noun] must be place [prep] [adj]	6
22	[noun] must be given [prep] [adj]	6
23	[noun] must be give [prep] [adj]	6
24	[noun] must be use [prep] [adj]	6
25	[noun] must be used [prep] [adj]	6
26	[noun] must be treated [prep] [adj]	5
27	[noun] must be treat [prep] [adj]	5
28	[noun] must be [prep] [art] [adj]	48
29	[noun] must be [prep] [art] [adj]	48
30	[noun] must be [prep] a [adj]	34