SN4 ""

No	Pattern	Freq
31	[Wh adv] [pron] was for	11
32	than [pron] was for	11
33	than [pron] was for	11
34	think [pron] was for	10
35	thought [pron] was for	9
36	know [pron] was for	9
37	difficult [pron] was for	9
38	difficult [pron] was for	9
39	whether [pron] was for	8
40	important [pron] was for	8
41	important [pron] was for	8
42	whether [pron] was for	8
43	[v-ing] [pron] was for	7
44	[vb infin] [pron] was for	7
45	knew [pron] was for	7
46	[num] [pron] was for	7
47	so [pron] was for	6
48	of [pron] was for	6
49	perhaps [pron] was for	6
50	so [pron] was for	6
51	which [pron] was for	6
52	perhaps [pron] was for	6
53	of [pron] was for	6
54	which [pron] was for	6
55	how [pron] was for	6
56	how [pron] was for	6
57	because [pron] was for	5
58	[pers pn] [pron] was for	5
59	assume [pron] was for	5
60	[noun prp] [pron] was for	5