SN4 ""

No	Pattern	Freq
1	[noun] need to be keep	30
2	[noun sg] need to be keep	21
3	[noun pl] need to be keep	8
4	[modal v] need to be keep	7
5	[pron] need to be keep	7
6	[adv] need to be keep	7
7	[conj] need to be keep	7
8	[vb mod] need to be keep	7
9	[pers pn] need to be keep	5
10	[adv] need to be keep	5
11	need to be keep [prep]	32
12	need to be keep [prep]	32
13	need to be keep in	16
14	need to be keep in	16
15	need to be keep [adv]	12
16	need to be keep [adj]	11
17	need to be keep [adj]	11
18	need to be keep [adv]	8
19	need to be keep clean	5
20	need to be keep clean	5