SN4 ""

No	Pattern	Freq
1	[prep] [det] [noun] must be	226
2	[prep] [det] [noun] must be	226
3	[prep] [det] [noun sg] must be	149
4	of [det] [noun] must be	101
5	of [det] [noun] must be	101
6	[prep] this [noun] must be	79
7	[prep] [det] [noun pl] must be	69
8	[prep] these [noun] must be	43
9	in [det] [noun] must be	41
10	in [det] [noun] must be	41
11	[prep] that [noun] must be	27
12	to [det] [noun] must be	26
13	to [det] [noun] must be	26
14	for [det] [noun] must be	19
15	for [det] [noun] must be	19
16	[prep] any [noun] must be	18
17	[prep] each [noun] must be	17
18	[prep] such [noun] must be	14
19	[prep] all [noun] must be	13
20	[prep] [det] [n mass] must be	8
21	[prep] [det] case must be	8
22	[prep] [det] package must be	6
23	[prep] [det] package must be	6
24	[prep] some [noun] must be	5
25	[prep] [det] sort must be	5
26	by [det] [noun] must be	5
27	by [det] [noun] must be	5
28	[prep] [det] sort must be	5
29	[prep] [det] case must be	5