SN4 ""

No	Pattern	Freq
1	which [pron] have been [v-ing] [prep]	67
2	which [pron] have be [v-ing] [prep]	67
3	which [pers pn] have be [v-ing] [prep]	66
4	which [pron] had be [v-ing] [prep]	37
5	which [pron] have be [v-ing] for	34
6	which he have be [v-ing] [prep]	20
7	which he have be [v-ing] [prep]	20
8	which i have be [v-ing] [prep]	14
9	which i have be [v-ing] [prep]	14
10	which [pron] have be [v-ing] [prep]	12
11	which we have be [v-ing] [prep]	10
12	which we have be [v-ing] [prep]	10
13	which they have be [v-ing] [prep]	9
14	which they have be [v-ing] [prep]	9
15	which [pron] have be [v-ing] in	9
16	which [pron] has be [v-ing] [prep]	8
17	which it have be [v-ing] [prep]	6
18	which it have be [v-ing] [prep]	6
19	which she have be [v-ing] [prep]	6
20	which she have be [v-ing] [prep]	6
21	which [pron] 've be [v-ing] [prep]	5
22	which [pron] have be [v-ing] since	5
23	which [pron] have be talking [prep]	5