SN4 ""

No	Pattern	Freq
1	[noun] begin [prep] an	65
2	[noun sg] begin [prep] an	56
3	[pron] begin [prep] an	34
4	[pers pn] begin [prep] an	23
5	[adv] begin [prep] an	13
6	[modal v] begin [prep] an	13
7	[vb mod] begin [prep] an	13
8	[adv] begin [prep] an	12
9	[Wh det] begin [prep] an	10
10	[verb] begin [prep] an	10
11	it begin [prep] an	9
12	it begin [prep] an	9
13	have begin [prep] an	8
14	we begin [prep] an	7
15	[noun pl] begin [prep] an	7
16	we begin [prep] an	6
17	which begin [prep] an	5
18	which begin [prep] an	5
19	what begin [prep] an	5
20	what begin [prep] an	5
21	begin [verb] [prep] an	46
22	begin [to-vb] [prep] an	40
23	begin [noun] [prep] an	9
24	begin to look [prep] an	6
25	begin look [prep] an	6
26	begin [v-ing] [prep] an	6
27	begin [noun sg] [prep] an	6
28	begin [prep] [verb] an	6
29	begin [prep] [v-ing] an	6
30	begin [prep] an [noun]	93