SN4 ""

No	Pattern	Freq
1	[verb] a [noun sg] at the [noun sg]	896
2	[prep] a [noun sg] at the [noun sg]	857
3	[prep] a [noun sg] at the [noun sg]	857
4	[be] a [noun sg] at the [noun sg]	280
5	be a [noun sg] at the [noun sg]	280
6	have a [noun sg] at the [noun sg]	261
7	[vb past] a [noun sg] at the [noun sg]	251
8	[to-vb] a [noun sg] at the [noun sg]	159
9	[was/were] a [noun sg] at the [noun sg]	151
10	was a [noun sg] at the [noun sg]	149
11	in a [noun sg] at the [noun sg]	146
12	in a [noun sg] at the [noun sg]	146
13	[vb infin] a [noun sg] at the [noun sg]	132
14	[vb base] a [noun sg] at the [noun sg]	123
15	[v-ing] a [noun sg] at the [noun sg]	117
16	[adv] a [noun sg] at the [noun sg]	104
17	with a [noun sg] at the [noun sg]	104
18	with a [noun sg] at the [noun sg]	104
19	of a [noun sg] at the [noun sg]	89
20	of a [noun sg] at the [noun sg]	89
21	to a [noun sg] at the [noun sg]	86
22	to a [noun sg] at the [noun sg]	86
23	[conj] a [noun sg] at the [noun sg]	84
24	take a [noun sg] at the [noun sg]	83
25	[is] a [noun sg] at the [noun sg]	80
26	have a [noun sg] at the [noun sg]	79
27	for a [noun sg] at the [noun sg]	76
28	for a [noun sg] at the [noun sg]	76
29	[vb pp] a [noun sg] at the [noun sg]	73
30	[adv] a [noun sg] at the [noun sg]	62