SN4 ""

No	Pattern	Freq
1	[verb] at [art] time of	454
2	[verb] at the time of	403
3	[vb pp] at [art] time of	271
4	[vb past] at [art] time of	61
5	[v-ing] at [art] time of	61
6	[verb] at a time of	52
7	make at [art] time of	29
8	made at [art] time of	29
9	[vb -s] at [art] time of	19
10	[to-vb] at [art] time of	18
11	exist at [art] time of	17
12	come at [art] time of	15
13	occur at [art] time of	14
14	[vb infin] at [art] time of	14
15	give at [art] time of	12
16	given at [art] time of	11
17	write at [art] time of	11
18	know at [art] time of	11
19	[vb base] at [art] time of	11
20	do at [art] time of	9
21	written at [art] time of	7
22	take at [art] time of	7
23	taken at [art] time of	7
24	work at [art] time of	6
25	established at [art] time of	6
26	live at [art] time of	6
27	establish at [art] time of	6
28	known at [art] time of	6
29	pay at [art] time of	6
30	occurred at [art] time of	6