SN4 ""

No	Pattern	Freq
1	[noun pl] which be [verb]	3331
2	[noun pl] which be [vb pp]	2833
3	[noun pl] which are [verb]	1976
4	[noun pl] which were [verb]	1072
5	[noun pl] which be [v-ing]	388
6	[noun pl] which was [verb]	146
7	[noun pl] which is [verb]	136
8	[noun pl] which be use	129
9	[noun pl] which be used	128
10	[noun pl] which be [to-vb]	109
11	[noun pl] which be make	63
12	[noun pl] which be made	56
13	[noun pl] which be design	52
14	[noun pl] which be designed	52
15	[noun pl] which be find	44
16	[noun pl] which be found	44
17	[noun pl] which be take	42
18	things which be [verb]	40
19	[noun pl] which be require	37
20	[noun pl] which be required	37
21	[noun pl] which be give	37
22	changes which be [verb]	36
23	[noun pl] which be hold	35
24	[noun pl] which be held	35
25	[noun pl] which be given	34
26	[noun pl] which be base	33
27	[noun pl] which be based	33
28	[noun pl] which be associated	32
29	[noun pl] which be associate	32
30	[noun pl] which be produce	32