SN4 ""

No	Pattern	Freq
1	[verb] [prep] once [that]	118
2	[vb past] [prep] once [that]	66
3	know [prep] once [that]	36
4	see [prep] once [that]	31
5	knew [prep] once [that]	28
6	[vb infin] [prep] once [that]	21
7	saw [prep] once [that]	18
8	[vb pp] [prep] once [that]	17
9	say [prep] once [that]	12
10	see [prep] once [that]	10
11	realize [prep] once [that]	6
12	realized [prep] once [that]	5
13	[vb -s] [prep] once [that]	5
14	[prep] once [verb] [that]	19
15	[prep] once [adj] [that]	8
16	[prep] once [adj] [that]	8
17	[prep] once [vb past] [that]	6
18	[prep] once [vb pp] [that]	5
19	[prep] once [that] [pron]	88
20	[prep] once [that] [pers pn]	66
21	[prep] once [that] he	21
22	[prep] once [that] he	21
23	[prep] once [that] [art]	17
24	[prep] once [that] [art]	17
25	[prep] once [that] the	16
26	[prep] once [that] the	16
27	[prep] once [that] she	13
28	[prep] once [that] she	13
29	[prep] once [that] [adj]	12
30	[prep] once [that] [pos pn]	12