SN4 ""

No	Pattern	Freq
1	[pers pn] 've been [v-ing] [prep]	867
2	i have been [v-ing] [prep]	816
3	[pers pn] had been [v-ing] [prep]	759
4	[pers pn] have been [v-ing] for	755
5	he have been [v-ing] [prep]	593
6	[pers pn] have been [v-ing] [prep]	443
7	we have been [v-ing] [prep]	424
8	she have been [v-ing] [prep]	328
9	[pers pn] 'd been [v-ing] [prep]	320
10	[pers pn] have been [v-ing] in	291
11	[pers pn] have been [v-ing] about	288
12	[pers pn] have been [v-ing] with	257
13	they have been [v-ing] [prep]	252
14	[pers pn] have been [v-ing] to	249
15	[pers pn] have been talking [prep]	236
16	[pers pn] have been working [prep]	235
17	[pers pn] have been [v-ing] on	234
18	[pers pn] have been looking [prep]	210
19	[pers pn] have been [v-ing] at	206
20	you have been [v-ing] [prep]	192
21	[pers pn] 's been [v-ing] [prep]	192
22	[pers pn] has been [v-ing] [prep]	155
23	[pers pn] have been waiting [prep]	155
24	it have been [v-ing] [prep]	131
25	[pers pn] have been thinking [prep]	130
26	[pers pn] have been living [prep]	103
27	[pers pn] have been doing [prep]	83
28	[pers pn] have been going [prep]	81
29	[pers pn] have been sitting [prep]	59
30	[pers pn] have been [v-ing] of	52