SN4 ""

No	Pattern	Freq
1	have [vb pp] [prep] recent	219
2	have [verb] in recent	197
3	has [verb] [prep] recent	96
4	have [verb] [prep] recent	81
5	had [verb] [prep] recent	19
6	have decline [prep] recent	15
7	have declined [prep] recent	15
8	have increase [prep] recent	12
9	have increased [prep] recent	12
10	to have [verb] [prep] recent	12
11	have change [prep] recent	11
12	have changed [prep] recent	11
13	have develop [prep] recent	9
14	have developed [prep] recent	9
15	have [verb] over recent	8
16	have occurred [prep] recent	8
17	have occur [prep] recent	8
18	have made [prep] recent	6
19	have suffered [prep] recent	6
20	have suffer [prep] recent	6
21	have make [prep] recent	6
22	have emerged [prep] recent	5
23	have emerge [prep] recent	5
24	have risen [prep] recent	5
25	have grown [prep] recent	5
26	have grow [prep] recent	5
27	have rise [prep] recent	5
28	've [verb] [prep] recent	5
29	have appear [prep] recent	5
30	have appeared [prep] recent	5