SN4 ""

No	Pattern	Freq
1	[verb] at [art] time when	272
2	[verb] at [art] time when	272
3	[verb] at [art] time when	271
4	[verb] at a time when	226
5	[verb] at a time when	226
6	[vb pp] at [art] time when	113
7	come at [art] time when	67
8	[vb past] at [art] time when	55
9	[verb] at the time when	46
10	[verb] at the time when	46
11	[vb -s] at [art] time when	43
12	comes at [art] time when	32
13	[v-ing] at [art] time when	28
14	came at [art] time when	24
15	[to-vb] at [art] time when	14
16	occur at [art] time when	14
17	[vb base] at [art] time when	10
18	write at [art] time when	9
19	happen at [art] time when	9
20	[vb infin] at [art] time when	9
21	make at [art] time when	7
22	made at [art] time when	7
23	occurred at [art] time when	6
24	arrive at [art] time when	5
25	live at [art] time when	5
26	written at [art] time when	5
27	come at [art] time when	5