SN4 ""

No	Pattern	Freq
1	[noun] which need to be	182
2	[noun pl] which need to be	104
3	[noun sg] which need to be	76
4	issue which need to be	15
5	[conj] which need to be	14
6	[coord] which need to be	14
7	[pron] which need to be	11
8	and which need to be	10
9	and which need to be	10
10	questions which need to be	10
11	question which need to be	10
12	issues which need to be	9
13	[indef pn] which need to be	8
14	[prep] which need to be	6
15	point which need to be	6
16	issue which need to be	6
17	area which need to be	6
18	of which need to be	6
19	[prep] which need to be	6
20	of which need to be	6
21	areas which need to be	5
22	[adv] which need to be	5
23	which [modal v] need to be	42
24	which [vb mod] need to be	42
25	which [adv] need to be	22
26	which [adv] need to be	22
27	which will need to be	19
28	which will need to be	19
29	which may need to be	12
30	which may need to be	12