SN4 ""

No	Pattern	Freq
1	[prep] about half	236
2	[prep] about half	236
3	[verb] about half	194
4	[adv] about half	191
5	[be] about half	109
6	be about half	109
7	for about half	102
8	for about half	102
9	[adv] about half	98
10	[adv prt] about half	91
11	[conj] about half	81
12	[noun] about half	76
13	[noun sg] about half	58
14	only about half	57
15	only about half	57
16	[is] about half	45
17	in about half	43
18	in about half	43
19	[coord] about half	37
20	[vb base] about half	36
21	[vb -s] about half	33
22	and about half	31
23	[vb pp] about half	31
24	and about half	31
25	[vb past] about half	29
26	is about half	27
27	of about half	26
28	[was/were] about half	26
29	[vb infin] about half	26
30	of about half	26