SN4 ""

No	Pattern	Freq
1	that have been [v-ing]	307
2	[that] have been [v-ing]	307
3	that have been [v-ing]	307
4	[coord] have been [v-ing]	224
5	[conj] had been [v-ing]	209
6	and have been [v-ing]	196
7	and have been [v-ing]	196
8	[conj] has been [v-ing]	175
9	[conj] have been [v-ing]	103
10	[conj] 's been [v-ing]	44
11	[conj] have been going	38
12	[conj] have been working	18
13	but have been [v-ing]	17
14	but have been [v-ing]	17
15	[conj] have been running	15
16	[conj] have been doing	14
17	[conj] have been taking	13
18	[conj] have been happening	12
19	or have been [v-ing]	11
20	or have been [v-ing]	11
21	[conj] have been living	11
22	[conj] have been missing	9
23	[conj] have been growing	9
24	[conj] have been trying	7
25	[conj] have been standing	7
26	[conj] have been looking	6
27	[conj] have been waiting	6
28	[conj] have been coming	6
29	[conj] have been operating	6
30	[conj] have been holding	6