SN4 ""

No	Pattern	Freq
1	which [vb past] in the [adj] [noun]	145
2	[Wh det] [vb past] in the [adj] [noun sg]	129
3	[Wh det] [vb past] in the [adj] [noun]	117
4	[Wh det] [vb past] in the [adj] [noun pl]	37
5	[Wh det] [vb past] in the [num ord] [noun]	33
6	what [vb past] in the [adj] [noun]	21
7	[Wh det] resulted in the [adj] [noun]	20
8	[Wh det] happened in the [adj] [noun]	20
9	[Wh det] [vb past] in the [adj] century	15
10	[Wh det] [vb past] in the [adj] century	15
11	[Wh det] culminated in the [adj] [noun]	13
12	[Wh det] appeared in the [adj] [noun]	10
13	[Wh det] began in the [adj] [noun]	9
14	[Wh det] [vb past] in the first [noun]	9
15	[Wh det] [vb past] in the first [noun]	9
16	[Wh det] [vb past] in the early [noun]	8
17	[Wh det] [vb past] in the [num] [noun]	7
18	[Wh det] [vb past] in the early [noun]	7
19	[Wh det] [vb past] in the [adj] year	7
20	[Wh det] [vb past] in the [det] [noun]	7
21	[Wh det] occurred in the [adj] [noun]	6
22	[Wh det] came in the [adj] [noun]	6
23	[Wh det] [vb past] in the [adj] hour	5
24	[Wh det] [vb past] in the same [noun]	5
25	[Wh det] [vb past] in the eighteenth [noun]	5
26	[Wh det] [vb past] in the eighteenth [noun]	5
27	[Wh det] [vb past] in the same [noun]	5
28	[Wh det] [vb past] in the [adj] hours	5