SN4 ""

No	Pattern	Freq
1	[pers pn] have [adv] been [v-ing] to	35
2	i have [adv] been [v-ing] to	23
3	[pers pn] 've [adv] been [v-ing] to	22
4	[pers pn] have just been [v-ing] to	21
5	[pers pn] have just been [v-ing] to	21
6	[pers pn] have [adv] been talking to	19
7	[pers pn] have [not/n't] been [v-ing] to	15
8	[pers pn] have not been [v-ing] to	15
9	[pers pn] have n't been [v-ing] to	11
10	[pers pn] have [adv] been listening to	10
11	[pers pn] had [adv] been [v-ing] to	8
12	[pers pn] have [adv] been [v-ing] to	8
13	he have [adv] been [v-ing] to	7
14	she have [adv] been [v-ing] to	7
15	[pers pn] have [adv] been speaking to	7
16	you have [adv] been [v-ing] to	6
17	we have [adv] been [v-ing] to	5