SN4 ""

No	Pattern	Freq
1	[adv] [adj] [prep] recent years	38
2	[adv] [adj] [prep] recent years	38
3	[verb] [adj] [prep] recent years	15
4	be [adj] [prep] recent years	15
5	[be] [adj] [prep] recent years	15
6	more [adj] [prep] recent years	14
7	more [adj] [prep] recent years	14
8	[been] [adj] [prep] recent years	12
9	[vb pp] [adj] [prep] recent years	12
10	been [adj] [prep] recent years	12
11	become [adj] [prep] recent years	12
12	become [adj] [prep] recent years	10
13	increasingly [adj] [prep] recent years	6
14	increasingly [adj] [prep] recent years	6
15	[prep] [adj] [prep] recent years	5
16	[prep] [adj] [prep] recent years	5
17	[adj] [noun] [prep] recent years	335
18	[adj] [noun sg] [prep] recent years	198
19	[adj] [noun pl] [prep] recent years	133
20	[adj] attention [prep] recent years	9
21	[adj] attention [prep] recent years	9
22	[adj] trend [prep] recent years	8
23	[adj] development [prep] recent years	7
24	[adj] success [prep] recent years	6
25	[adj] feature [prep] recent years	6
26	[adj] [conj] [prep] recent years	6
27	[adj] feature [prep] recent years	6
28	[adj] interest [prep] recent years	6
29	[adj] advance [prep] recent years	5
30	[adj] concern [prep] recent years	5