SN4 ""

No	Pattern	Freq
1	[verb] its [noun] at a	26
2	[prep] its [noun] at a	19
3	[prep] its [noun] at a	19
4	change its [noun] at a	11
5	[vb -s] its [noun] at a	11
6	changes its [noun] at a	10
7	of its [noun] at a	9
8	of its [noun] at a	9
9	[conj] its [noun] at a	6
10	and its [noun] at a	5
11	and its [noun] at a	5
12	[coord] its [noun] at a	5
13	[to-vb] its [noun] at a	5
14	[vb past] its [noun] at a	5
15	its [adj] [noun] at a	26
16	its [adj] [noun] at a	19
17	its [num ord] [noun] at a	5
18	its [noun] [verb] at a	6
19	its [noun] at a [noun]	32
20	its [noun] at a [noun sg]	31
21	its [noun] at a [adj]	22
22	its [noun] at a [adj]	11
23	its [noun] at a [adj -er]	10
24	its [noun] at a late	10
25	its [noun] at a later	10
26	its [noun] at a time	9
27	its [noun] at a time	9
28	its [noun] at a [adv]	5
29	its [noun] at a cost	5
30	its [noun] at a [adv]	5