SN4 ""

No	Pattern	Freq
1	[pron] had [been] responsible for	42
2	[noun] had [been] responsible for	38
3	[pers pn] had [been] responsible for	18
4	who had [been] responsible for	16
5	[noun prp] had [been] responsible for	16
6	who had [been] responsible for	16
7	[Wh pn] had [been] responsible for	16
8	[noun sg] had [been] responsible for	16
9	he had [been] responsible for	12
10	he had [been] responsible for	12
11	which had [been] responsible for	7
12	which had [been] responsible for	7
13	[Wh det] had [been] responsible for	7
14	[noun pl] had [been] responsible for	6
15	had [adv] [been] responsible for	6
16	had [been] [adv] responsible for	10
17	had [been] [adv] responsible for	10
18	had [been] responsible for [art]	43
19	had [been] responsible for [art]	43
20	had [been] responsible for the	37
21	had [been] responsible for the	37
22	had [been] responsible for [verb]	26
23	had [been] responsible for [v-ing]	26
24	had [been] responsible for [adj]	17
25	had [been] responsible for [adj]	8
26	had [been] responsible for [det]	8
27	had [been] responsible for a	6
28	had [been] responsible for a	5
29	had [been] responsible for [noun]	5
30	had [been] responsible for [pron]	5