SN4 ""

No	Pattern	Freq
1	have [vb pp] [adv] since	152
2	have [verb] [adv] since	152
3	has [verb] [adv] since	61
4	had [verb] [adv] since	38
5	have [verb] [adv] since	35
6	have changed [adv] since	29
7	have change [adv] since	29
8	have [verb] ever since	22
9	have [verb] considerably since	12
10	have increased [adv] since	11
11	have increase [adv] since	11
12	have [verb] dramatically since	11
13	have do [adv] since	10
14	have grow [adv] since	10
15	have grown [adv] since	10
16	have done [adv] since	10
17	have alter [adv] since	9
18	have altered [adv] since	9
19	have [verb] [adv] since	8
20	have occur [adv] since	7
21	have occurred [adv] since	7
22	have [verb] here since	7
23	have [verb] significantly since	6
24	have [verb] little since	6
25	have [verb] either since	6
26	have improved [adv] since	6
27	have [verb] radically since	6
28	have improve [adv] since	6
29	have live [adv] since	5
30	have lived [adv] since	5