SN4 ""

No	Pattern	Freq
1	[adv] when they	1202
2	even when they	267
3	especially when they	114
4	only when they	101
5	so when they	65
6	then when they	63
7	particularly when they	45
8	there when they	28
9	well when they	27
10	again when they	26
11	away when they	24
12	ago when they	24
13	later when they	21
14	just when they	19
15	here when they	16
16	like when they	15
17	better when they	13
18	home when they	13
19	now when they	9
20	once when they	8
21	earlier when they	8
22	more when they	8
23	both when they	7
24	least when they	7
25	often when they	7
26	perhaps when they	6
27	else when they	6
28	maybe when they	5
29	easily when they	5
30	usually when they	5