SN4 ""

No	Pattern	Freq
1	[noun] at the back	1014
2	[noun sg] at the back	785
3	[verb] at the back	402
4	[adv] at the back	233
5	[noun pl] at the back	208
6	[adv] at the back	148
7	[adj] at the back	138
8	[vb pp] at the back	125
9	[pron] at the back	101
10	[be] at the back	97
11	be at the back	97
12	[vb past] at the back	91
13	[v-ing] at the back	84
14	[adv prt] at the back	83
15	[adj] at the back	69
16	[pers pn] at the back	55
17	sit at the back	52
18	[conj] at the back	49
19	[was/were] at the back	44
20	[vb base] at the back	42
21	[num] at the back	41
22	[indef pn] at the back	40
23	stand at the back	38
24	[coord] at the back	38
25	[is] at the back	33
26	up at the back	33
27	up at the back	33
28	room at the back	32
29	was at the back	32
30	room at the back	29