SN4 ""

No	Pattern	Freq
1	[be] [verb] for a third	17
2	be [verb] for a third	17
3	[noun] [verb] for a third	15
4	[was/were] [verb] for a third	10
5	was [verb] for a third	8
6	[adv] [verb] for a third	8
7	[verb] [verb] for a third	8
8	[noun pl] [verb] for a third	7
9	[adv] [verb] for a third	7
10	[conj] [verb] for a third	6
11	[pron] [verb] for a third	6
12	[pers pn] [verb] for a third	5
13	[noun prp] [verb] for a third	5
14	[verb] [verb] for a third	8
15	[verb] [adv] for a third	6
16	[verb] [to-vb] for a third	5
17	[verb] [noun] for a third	5
18	[verb] [adv prt] for a third	5
19	[verb] for [adv] a third	23
20	[verb] for [adv] a third	23
21	[verb] for about a third	8
22	[verb] for about a third	8
23	[verb] for over a third	5
24	[verb] for over a third	5
25	[verb] for a third [noun]	45
26	[verb] for a third [noun sg]	44
27	[verb] for a third [prep]	15
28	[verb] for a third [prep]	15
29	[verb] for a third of	14
30	[verb] for a third of	14