SN4 ""

No	Pattern	Freq
1	[vb pp] for years	237
2	[v-ing] for years	111
3	have for years	69
4	[vb infin] for years	51
5	[vb past] for years	36
6	[vb base] for years	30
7	know for years	27
8	[to-vb] for years	27
9	known for years	25
10	do for years	23
11	[vb -s] for years	22
12	last for years	22
13	see for years	19
14	had for years	17
15	had for years	17
16	have for years	16
17	seen for years	16
18	has for years	15
19	use for years	15
20	last for years	14
21	done for years	14
22	used for years	14
23	live for years	12
24	try for years	12
25	work for years	10
26	trying for years	9
27	survive for years	9
28	continue for years	8
29	say for years	7
30	wait for years	7