SN4 ""

No	Pattern	Freq
1	[subord] [pers pn] have been [v-ing] in	33
2	[conj] [pers pn] had been [v-ing] in	21
3	that [pers pn] have been [v-ing] in	17
4	that [pers pn] have been [v-ing] in	17
5	[that] [pers pn] have been [v-ing] in	17
6	[conj] [pers pn] 've been [v-ing] in	16
7	[conj] i have been [v-ing] in	14
8	[coord] [pers pn] have been [v-ing] in	14
9	[conj] [pers pn] have been [v-ing] in	13
10	[conj] we have been [v-ing] in	11
11	if [pers pn] have been [v-ing] in	11
12	if [pers pn] have been [v-ing] in	11
13	and [pers pn] have been [v-ing] in	10
14	and [pers pn] have been [v-ing] in	10
15	[conj] he have been [v-ing] in	10
16	[conj] they have been [v-ing] in	9
17	[conj] [pers pn] have been living in	8
18	[conj] it have been [v-ing] in	8
19	[conj] [pers pn] 'd been [v-ing] in	7
20	[conj] she have been [v-ing] in	7
21	[conj] [pers pn] have been sitting in	7
22	as [pers pn] have been [v-ing] in	5
23	[conj] [pers pn] has been [v-ing] in	5
24	as [pers pn] have been [v-ing] in	5
25	[conj] you have been [v-ing] in	5