SN4 ""

No	Pattern	Freq
1	[verb] at a [adj] [noun sg] than	67
2	[verb] at a [adj] [noun] than	67
3	[verb] at a [adj] [noun] than	62
4	[verb] at a [adj -er] [noun] than	62
5	[vb pp] at a [adj] [noun] than	29
6	[verb] at a [adj] rate than	26
7	[verb] at a [adj] rate than	26
8	[verb] at a high [noun] than	16
9	[verb] at a higher [noun] than	16
10	[verb] at a low [noun] than	12
11	[verb] at a fast [noun] than	12
12	[verb] at a faster [noun] than	12
13	[to-vb] at a [adj] [noun] than	12
14	[verb] at a lower [noun] than	12
15	[v-ing] at a [adj] [noun] than	11
16	[verb] at a [adj] level than	8
17	[verb] at a [adj] level than	8
18	[verb] at a slower [noun] than	6
19	[vb -s] at a [adj] [noun] than	6
20	[verb] at a slow [noun] than	6
21	[verb] at a early [noun] than	5
22	[verb] at a earlier [noun] than	5
23	grow at a [adj] [noun] than	5
24	[verb] at an [adj] [noun] than	5
25	[verb] at a [adj] [noun] than	5