SN4 ""

No	Pattern	Freq
1	[verb] once and for [adj]	78
2	[noun] once and for [adj]	75
3	[noun sg] once and for [adj]	55
4	[vb pp] once and for [adj]	27
5	[adv] once and for [adj]	26
6	[adv prt] once and for [adj]	21
7	[to-vb] once and for [adj]	19
8	[noun pl] once and for [adj]	17
9	[pron] once and for [adj]	14
10	[pers pn] once and for [adj]	13
11	a once and for [adj]	12
12	[art] once and for [adj]	12
13	a once and for [adj]	12
14	[art] once and for [adj]	12
15	out once and for [adj]	11
16	out once and for [adj]	11
17	[prep] once and for [adj]	10
18	[prep] once and for [adj]	10
19	[vb infin] once and for [adj]	9
20	[vb past] once and for [adj]	8
21	[adj] once and for [adj]	7
22	problem once and for [adj]	7
23	[vb base] once and for [adj]	7
24	it once and for [adj]	6
25	it once and for [adj]	6
26	[adv] once and for [adj]	5
27	[v-ing] once and for [adj]	5
28	problem once and for [adj]	5
29	once and for [adj] [adj]	5
30	once and for [det] [adj]	5