SN4 ""

No	Pattern	Freq
1	[noun] but once the [noun]	5
2	but once [prep] the [noun]	16
3	but once [prep] the [noun]	16
4	but once [adv] the [noun]	11
5	but once [adv] the [noun]	11
6	but once again the [noun]	8
7	but once again the [noun]	8
8	but once in the [noun]	5
9	but once in the [noun]	5
10	but once the [adj] [noun]	13
11	but once the [adj] [noun]	11
12	but once the [noun] [noun]	6
13	but once the [noun sg] [noun]	5
14	but once the [noun] [verb]	37
15	but once the [noun] [vb past]	24
16	but once the [noun] had	12
17	but once the [noun] have	12
18	but once the [noun] [vb -s]	11
19	but once the [noun] [prep]	9
20	but once the [noun] [prep]	9
21	but once the [noun] of	6
22	but once the [noun] [noun]	6
23	but once the [noun] of	6
24	but once the [noun] [be]	5
25	but once the [noun] be	5
26	but once the [noun] [was/were]	5
27	but once the [noun] [noun sg]	5