SN4 ""

No	Pattern	Freq
1	[noun sg] have been [v-ing] [pers pn]	80
2	[noun sg] has been [v-ing] [pron]	66
3	[noun sg] have been [v-ing] [pos pn]	66
4	[noun sg] had been [v-ing] [pron]	56
5	[noun sg] have been [v-ing] its	21
6	[noun sg] have been [v-ing] its	21
7	[noun sg] have been [v-ing] [pron]	20
8	[noun sg] have been [v-ing] it	19
9	[noun sg] have been [v-ing] it	19
10	[noun sg] have been [v-ing] their	19
11	[noun sg] have been [v-ing] their	19
12	[noun sg] have been [v-ing] he	18
13	[noun sg] have been [v-ing] him	18
14	[noun sg] have been [v-ing] i	17
15	[noun sg] have been [v-ing] me	16
16	[noun sg] 's been [v-ing] [pron]	14
17	[noun sg] have been [v-ing] his	11
18	[noun sg] have been [v-ing] his	11
19	[noun sg] have been [v-ing] her	9
20	[noun sg] have been [v-ing] she	9
21	[noun sg] have been [v-ing] [pn reflx]	8
22	[noun sg] have been [v-ing] her	8
23	[noun sg] have been [v-ing] her	8
24	[noun sg] have been [v-ing] they	7
25	[noun sg] have been doing [pron]	7
26	[noun sg] have been [v-ing] them	7
27	[noun sg] have been telling [pron]	6
28	[noun sg] have been giving [pron]	6
29	[noun sg] have been celebrating [pron]	6
30	[noun sg] have been watching [pron]	6