SN4 ""

No	Pattern	Freq
1	[pron] had [been] for [det]	9
2	[conj] had [been] for [det]	7
3	and had [been] for [det]	6
4	[pers pn] had [been] for [det]	6
5	[coord] had [been] for [det]	6
6	and had [been] for [det]	6
7	had [adv] [been] for [det]	10
8	had not [been] for [det]	9
9	had [not/n't] [been] for [det]	9
10	had n't [been] for [det]	7
11	had [been] [verb] for [det]	176
12	had [been] [vb pp] for [det]	98
13	had [been] [v-ing] for [det]	78
14	had [been] [adj] for [det]	71
15	had [been] [adj] for [det]	71
16	had [been] [adv] for [det]	22
17	had [been] [adv] for [det]	19
18	had [been] there for [det]	12
19	had [been] there for [det]	12
20	had [been] ill for [det]	10
21	had [been] ill for [det]	10
22	had [been] waiting for [det]	8
23	had [been] responsible for [det]	8
24	had [been] wait for [det]	8
25	had [been] responsible for [det]	8
26	had [been] use for [det]	6
27	had [been] used for [det]	6
28	had [been] empty for [det]	6
29	had [been] empty for [det]	6
30	had [been] [noun] for [det]	6