SN4 ""

No	Pattern	Freq
1	had [adv] been [verb] for	261
2	had [adv] been [vb pp] for	217
3	had [adv] been [adj] for	48
4	had [adv] been [adj] for	47
5	had [adv] been [v-ing] for	42
6	had [adv] been [adv] for	31
7	had [adv] been [adv] for	18
8	had [adv] been [adv prt] for	13
9	had [adv] been used for	13
10	had [adv] been use for	13
11	had [adv] been prepare for	12
12	had [adv] been prepared for	12
13	had [adv] been see for	10
14	had [adv] been there for	10
15	had [adv] been there for	10
16	had [adv] been seen for	10
17	had [adv] been pay for	7
18	had [adv] been paid for	7
19	had [adv] been responsible for	6
20	had [adv] been [noun] for	6
21	had [adv] been responsible for	6
22	had [adv] been make for	5
23	had [adv] been choose for	5
24	had [adv] been work for	5
25	had [adv] been open for	5
26	had [adv] been chosen for	5
27	had [adv] been made for	5
28	had [adv] been opened for	5
29	[pron] had [adv] been for	193
30	[pers pn] had [adv] been for	187