SN4 ""

No	Pattern	Freq
1	[verb] once and for	78
2	[noun] once and for	76
3	[noun sg] once and for	56
4	[vb pp] once and for	27
5	[adv] once and for	26
6	[adv prt] once and for	21
7	[to-vb] once and for	19
8	[noun pl] once and for	17
9	[pron] once and for	14
10	[pers pn] once and for	13
11	[art] once and for	12
12	a once and for	12
13	[art] once and for	12
14	a once and for	12
15	out once and for	11
16	[prep] once and for	11
17	out once and for	11
18	[prep] once and for	11
19	[vb infin] once and for	9
20	[vb past] once and for	8
21	[adj] once and for	7
22	[vb base] once and for	7
23	problem once and for	7
24	it once and for	6
25	it once and for	6
26	[v-ing] once and for	5
27	problem once and for	5
28	[adv] once and for	5
29	once and for [adj]	275
30	once and for all	274