SN4 ""

No	Pattern	Freq
1	[prep] a alternative	403
2	[prep] a alternative	403
3	as a alternative	336
4	as a alternative	336
5	[verb] a alternative	163
6	[be] a alternative	86
7	be a alternative	86
8	[is] a alternative	54
9	is a alternative	49
10	offer a alternative	37
11	[to-vb] a alternative	33
12	provide a alternative	33
13	[adv] a alternative	28
14	[conj] a alternative	28
15	[vb infin] a alternative	25
16	[vb -s] a alternative	24
17	[vb past] a alternative	21
18	[v-ing] a alternative	21
19	[vb base] a alternative	21
20	for a alternative	20
21	for a alternative	20
22	[vb pp] a alternative	18
23	of a alternative	17
24	of a alternative	17
25	[noun] a alternative	17
26	with a alternative	14
27	was a alternative	14
28	[adv] a alternative	14
29	with a alternative	14
30	[was/were] a alternative	14