SN4 ""

No	Pattern	Freq
1	[pers pn] have been [v-ing] [prep]	443
2	i have be [v-ing] [prep]	198
3	we have be [v-ing] [prep]	155
4	[pers pn] have be [v-ing] for	113
5	[pers pn] have be [v-ing] in	58
6	they have be [v-ing] [prep]	52
7	[pers pn] have be [v-ing] with	45
8	[pers pn] have be [v-ing] about	43
9	[pers pn] have be working [prep]	41
10	[pers pn] have be looking [prep]	39
11	[pers pn] have be [v-ing] on	35
12	you have be [v-ing] [prep]	35
13	[pers pn] have be [v-ing] at	34
14	[pers pn] have be talking [prep]	30
15	[pers pn] have be [v-ing] to	29
16	[pers pn] have be waiting [prep]	28
17	[pers pn] have be living [prep]	22
18	[pers pn] have be doing [prep]	20
19	[pers pn] have be thinking [prep]	17
20	[pers pn] have be [v-ing] of	12
21	[pers pn] have be [v-ing] into	11
22	[pers pn] have be [v-ing] over	9
23	[pers pn] have be going [prep]	8
24	[pers pn] have be [v-ing] from	7
25	[pers pn] have be saying [prep]	7
26	[pers pn] have be listening [prep]	7
27	[pers pn] have be [v-ing] throughout	6
28	[pers pn] have be speaking [prep]	5
29	[pers pn] have be reading [prep]	5
30	[pers pn] have be [v-ing] towards	5