SN4 ""

No	Pattern	Freq
1	at [adj] points	265
2	at [det] points	105
3	at various points	76
4	at various points	76
5	at certain points	39
6	at certain points	39
7	at different points	38
8	at different points	38
9	at [num] points	34
10	at several points	29
11	at several points	29
12	at strategic points	27
13	at strategic points	27
14	at many points	25
15	at many points	25
16	at these points	16
17	at these points	16
18	at all points	14
19	at all points	14
20	at two points	12
21	at two points	12
22	at some points	11
23	at some points	11
24	at other points	11
25	at other points	11
26	at key points	9
27	at key points	9
28	at three points	8
29	at three points	8
30	at particular points	7