SN4 ""

No	Pattern	Freq
1	[det] [pers pn] have been [v-ing]	33
2	those [pron] have been [v-ing]	29
3	[det] [Wh pn] have been [v-ing]	29
4	[det] who have been [v-ing]	29
5	[det] who have been [v-ing]	29
6	[det] [pron] have been [v-ing]	24
7	[det] [pron] had been [v-ing]	18
8	[det] [pron] 've been [v-ing]	15
9	all [pron] have been [v-ing]	14
10	[det] we have been [v-ing]	11
11	[det] [pron] have been doing	11
12	[det] we have been [v-ing]	11
13	that [pron] have been [v-ing]	10
14	[det] [pron] 's been [v-ing]	10
15	[det] he have been [v-ing]	7
16	this [pron] have been [v-ing]	7
17	[det] i have been [v-ing]	7
18	much [pron] have been [v-ing]	7
19	[det] i have been [v-ing]	7
20	[det] he have been [v-ing]	7
21	[det] [indef pn] have been [v-ing]	6
22	[det] [pron] have been talking	6
23	[det] [Wh det] have been [v-ing]	5
24	[det] one have been [v-ing]	5
25	[det] she have been [v-ing]	5
26	[det] one have been [v-ing]	5
27	[det] she have been [v-ing]	5