SN4 ""

No	Pattern	Freq
1	[conj] [pers pn] could afford	104
2	[subord] [pers pn] could afford	82
3	[noun] [pers pn] could afford	37
4	if [pers pn] could afford	34
5	if [pers pn] could afford	34
6	[adv] [pers pn] could afford	29
7	[verb] [pers pn] could afford	26
8	[noun sg] [pers pn] could afford	24
9	[adv] [pers pn] could afford	17
10	than [pers pn] could afford	15
11	than [pers pn] could afford	15
12	that [pers pn] could afford	14
13	[that] [pers pn] could afford	14
14	that [pers pn] could afford	14
15	[adj] [pers pn] could afford	13
16	[pron] [pers pn] could afford	12
17	[det] [pers pn] could afford	11
18	[Wh det] [pers pn] could afford	10
19	[Wh adv] [pers pn] could afford	10
20	[noun pl] [pers pn] could afford	9
21	[vb past] [pers pn] could afford	9
22	think [pers pn] could afford	9
23	[coord] [pers pn] could afford	8
24	as [pers pn] could afford	7
25	when [pers pn] could afford	7
26	what [pers pn] could afford	7
27	[vb infin] [pers pn] could afford	7
28	[vb base] [pers pn] could afford	7
29	what [pers pn] could afford	7
30	whether [pers pn] could afford	7