SN4 ""

No	Pattern	Freq
1	[adv] at school	382
2	[adv] at school	235
3	[adv prt] at school	131
4	still at school	114
5	still at school	114
6	on at school	52
7	on at school	52
8	back at school	42
9	back at school	42
10	well at school	34
11	well at school	29
12	not at school	22
13	[not/n't] at school	22
14	not at school	17
15	away at school	13
16	away at school	13
17	hard at school	12
18	hard at school	12
19	up at school	10
20	up at school	10
21	out at school	8
22	out at school	8
23	off at school	7
24	off at school	7
25	[adv] at schools	6
26	even at school	5
27	both at school	5
28	both at school	5
29	in at school	5
30	badly at school	5