SN4 ""

No	Pattern	Freq
1	[conj] [pron] has not been	256
2	[noun] [pron] has not been	138
3	[noun sg] [pron] has not been	104
4	[subord] [pron] has not been	101
5	[coord] [pron] has not been	100
6	but [pron] has not been	62
7	but [pron] has not been	62
8	[that] [pron] has not been	55
9	that [pron] has not been	55
10	that [pron] has not been	55
11	[adv] [pron] has not been	42
12	[verb] [pron] has not been	42
13	and [pron] has not been	37
14	and [pron] has not been	37
15	if [pron] has not been	34
16	if [pron] has not been	34
17	[pron] [pron] has not been	30
18	[adv] [pron] has not been	29
19	[adj] [pron] has not been	22
20	because [pron] has not been	21
21	because [pron] has not been	21
22	[indef pn] [pron] has not been	19
23	[noun pl] [pron] has not been	17
24	[vb base] [pron] has not been	16
25	[noun prp] [pron] has not been	16
26	[adj] [pron] has not been	13
27	[Wh adv] [pron] has not been	13
28	[prep] [pron] has not been	12
29	[prep] [pron] has not been	12
30	[unc] [pron] has not been	10