SN4 ""

No	Pattern	Freq
1	[verb] at greater	35
2	[noun] at greater	19
3	[vb pp] at greater	19
4	[be] at greater	15
5	be at greater	15
6	[noun sg] at greater	10
7	[noun pl] at greater	9
8	are at greater	8
9	discuss at greater	8
10	[am/are] at greater	8
11	discussed at greater	7
12	[coord] at greater	6
13	[conj] at greater	6
14	and at greater	5
15	[adv] at greater	5
16	and at greater	5
17	at [adv] greater	27
18	at [adv] greater	27
19	at [art] greater	19
20	at [art] greater	19
21	at a greater	18
22	at a greater	18
23	at [noun pl] greater	14
24	at [noun] greater	14
25	at much greater	11
26	at much greater	11
27	at greater [noun]	93
28	at greater [noun sg]	77
29	at greater length	37
30	at greater length	37