SN4 ""

No	Pattern	Freq
1	[adv] have been [vb pp] for	76
2	[adv] have been [verb] for	71
3	[adv] have been [verb] for	61
4	not have been [verb] for	19
5	[not/n't] have been [verb] for	19
6	not have been [verb] for	15
7	[adv] have been [v-ing] for	14
8	[adv] has been [verb] for	11
9	also have been [verb] for	8
10	also have been [verb] for	8
11	[adv] have been used for	8
12	[adv] have been use for	8
13	[adv] to have been [verb] for	8
14	well have been [verb] for	6
15	[adv] had been [verb] for	6
16	well have been [verb] for	6
17	never have been [verb] for	5
18	never have been [verb] for	5
19	[adv] have been [verb] for	5
20	[adv] have been make for	5