SN4 ""

No	Pattern	Freq
1	[verb] back [adv] and	261
2	[vb past] back [adv] and	93
3	come back [adv] and	80
4	go back [adv] and	62
5	[vb base] back [adv] and	45
6	[pron] back [adv] and	43
7	[pers pn] back [adv] and	40
8	[noun] back [adv] and	40
9	[vb infin] back [adv] and	35
10	[to-vb] back [adv] and	31
11	came back [adv] and	26
12	[noun sg] back [adv] and	25
13	[vb pp] back [adv] and	25
14	went back [adv] and	24
15	[v-ing] back [adv] and	21
16	come back [adv] and	21
17	get back [adv] and	20
18	it back [adv] and	18
19	it back [adv] and	18
20	come back [adv] and	17
21	[be] back [adv] and	15
22	be back [adv] and	15
23	to go back [adv] and	12
24	[noun pl] back [adv] and	11
25	[adv] back [adv] and	11
26	[vb -s] back [adv] and	11
27	go back [adv] and	10
28	sit back [adv] and	10
29	they back [adv] and	9
30	them back [adv] and	9