SN4 ""

No	Pattern	Freq
1	which [verb] on the [noun]	368
2	[Wh det] [verb] on the [noun sg]	350
3	[Wh det] [vb -s] on the [noun]	173
4	[Wh det] [vb past] on the [noun]	146
5	[Wh det] [vb base] on the [noun]	93
6	[Wh det] [verb] on the [noun pl]	52
7	[Wh det] depend on the [noun]	50
8	what [verb] on the [noun]	50
9	[Wh det] happen on the [noun]	33
10	[Wh det] depends on the [noun]	30
11	[Wh det] focus on the [noun]	29
12	[Wh det] stand on the [noun]	24
13	[Wh det] appear on the [noun]	24
14	[Wh det] happened on the [noun]	20
15	[Wh det] lie on the [noun]	17
16	[Wh det] concentrate on the [noun]	16
17	[Wh det] [verb] on the [noun prp]	14
18	[Wh det] rely on the [noun]	14
19	[Wh det] focuses on the [noun]	14
20	[Wh det] happens on the [noun]	12
21	[Wh det] appears on the [noun]	12
22	[Wh det] stood on the [noun]	12
23	[Wh det] stands on the [noun]	11
24	[Wh det] focused on the [noun]	10
25	[Wh det] [verb] on the surface	10
26	[Wh det] depended on the [noun]	10
27	[Wh det] depend on the [noun]	10
28	[Wh det] lay on the [noun]	10
29	[Wh det] [verb] on the surface	10
30	[Wh det] concentrates on the [noun]	10