SN4 ""

No	Pattern	Freq
1	[noun] have led to	753
2	[noun] has led [prep]	465
3	[noun sg] have led [prep]	454
4	[noun pl] have led [prep]	245
5	[noun] have led [prep]	157
6	[noun] had led [prep]	139
7	[noun prp] have led [prep]	56
8	[n mass] have led [prep]	10
9	area have led [prep]	10
10	year have led [prep]	9
11	work have led [prep]	7
12	worker have led [prep]	7
13	work have led [prep]	7
14	workers have led [prep]	7
15	approach have led [prep]	7
16	development have led [prep]	7
17	area have led [prep]	7
18	turn have led [prep]	6
19	service have led [prep]	6
20	turn have led [prep]	6
21	resource have led [prep]	6
22	policy have led [prep]	5
23	years have led [prep]	5
24	resources have led [prep]	5
25	developments have led [prep]	5
26	services have led [prep]	5
27	approach have led [prep]	5
28	process have led [prep]	5