SN4 ""

No	Pattern	Freq
1	at least the [adj] [adj] [noun]	51
2	at least the [adj] [adj] [noun pl]	37
3	at least the [adj] [num] [noun]	33
4	at least the [num ord] [adj] [noun]	25
5	at least the [adj] [adj] [noun]	24
6	at least the [adj] [adj] years	18
7	at least the [adj] [adj] year	18
8	at least the next [adj] [noun]	13
9	at least the next [adj] [noun]	13
10	at least the [adj] [adj] [noun]	12
11	at least the [adj] [adj] [noun sg]	11
12	at least the [adj] three [noun]	10
13	at least the [adj] three [noun]	10
14	at least the last [adj] [noun]	7
15	at least the last [adj] [noun]	7
16	at least the [adj] [adj] century	7
17	at least the [adj] [adj] century	6
18	at least the [adj] [num ord] [noun]	6
19	at least the [adj] two [noun]	5
20	at least the past [adj] [noun]	5
21	at least the [adj] [adj] months	5
22	at least the [adj] [adj] month	5
23	at least the past [adj] [noun]	5
24	at least the first [adj] [noun]	5
25	at least the [adj] two [noun]	5
26	at least the first [adj] [noun]	5