SN4 ""

No	Pattern	Freq
31	[prep] [adj] [det] years it	7
32	[prep] [adj] [num] years it	7
33	[prep] [adj] years [conj] it	62
34	[prep] [adj] years and it	32
35	[prep] [adj] years and it	32
36	[prep] [adj] years [coord] it	32
37	[prep] [adj] years [subord] it	23
38	[prep] [adj] years [adv] it	11
39	[prep] [adj] years [verb] it	10
40	[prep] [adj] years [adv] it	8
41	[prep] [adj] years [that] it	7
42	[prep] [adj] years that it	7
43	[prep] [adj] years that it	7
44	[prep] [adj] years make it	5
45	[prep] [adj] years before it	5
46	[prep] [adj] years before it	5
47	[prep] [adj] years it [verb]	65
48	[prep] [adj] years it have	49
49	[prep] [adj] years it [vb -s]	49
50	[prep] [adj] years it has	46
51	[prep] [adj] years it [be]	40
52	[prep] [adj] years it be	40
53	[prep] [adj] years it was	26
54	[prep] [adj] years it [was/were]	26
55	[prep] [adj] years it [vb past]	15
56	[prep] [adj] years it [is]	14
57	[prep] [adj] years it is	13
58	[prep] [adj] years it [modal v]	12
59	[prep] [adj] years it [vb mod]	12