SN4 ""

No	Pattern	Freq
1	[prep] the back of	4012
2	[prep] the back of	3865
3	at the back of	1167
4	at the back of	1167
5	on the back of	839
6	on the back of	839
7	in the back of	540
8	in the back of	540
9	to the back of	364
10	to the back of	364
11	into the back of	209
12	into the back of	209
13	from the back of	192
14	from the back of	192
15	[prep] the backs of	147
16	with the back of	134
17	with the back of	134
18	over the back of	80
19	over the back of	80
20	round the back of	69
21	round the back of	69
22	of the back of	56
23	of the back of	56
24	off the back of	51
25	off the back of	51
26	across the back of	43
27	across the back of	43
28	towards the back of	32
29	towards the back of	32
30	against the back of	30