SN4 ""

No	Pattern	Freq
1	[noun] account for [pos pn]	38
2	[adv] account for [pos pn]	24
3	[pron] account for [pos pn]	24
4	[noun sg] account for [pos pn]	23
5	[verb] account for [pos pn]	22
6	[modal v] account for [pos pn]	21
7	[vb mod] account for [pos pn]	21
8	[adj] account for [pos pn]	19
9	[conj] account for [pos pn]	17
10	[adv] account for [pos pn]	15
11	[vb pp] account for [pos pn]	13
12	[Wh det] account for [pos pn]	12
13	[pers pn] account for [pos pn]	11
14	[noun pl] account for [pos pn]	11
15	which account for [pos pn]	10
16	[adj] account for [pos pn]	10
17	which account for [pos pn]	10
18	that account for [pos pn]	9
19	that account for [pos pn]	9
20	[that] account for [pos pn]	9
21	[det] account for [pos pn]	9
22	[coord] account for [pos pn]	8
23	not account for [pos pn]	7
24	may account for [pos pn]	7
25	[not/n't] account for [pos pn]	7
26	may account for [pos pn]	7
27	and account for [pos pn]	6
28	[prep] account for [pos pn]	6
29	[prep] account for [pos pn]	6
30	we account for [pos pn]	6