SN4 ""

No	Pattern	Freq
1	[pers pn] is [adj] for [pron] [to-vb]	241
2	it is [adj] for [pron] [to-vb]	239
3	[pers pn] is [adj] for [pers pn] [to-vb]	218
4	[pers pn] is [adj] for we [to-vb]	68
5	[pers pn] is [adj] for us [to-vb]	68
6	[pers pn] is [adj] for them [to-vb]	48
7	[pers pn] is [adj] for they [to-vb]	48
8	[pers pn] is difficult for [pron] [to-vb]	41
9	[pers pn] is important for [pron] [to-vb]	31
10	[pers pn] is [adj] for i [to-vb]	31
11	[pers pn] is [adj] for me [to-vb]	31
12	[pers pn] is [adj] for you [to-vb]	30
13	[pers pn] is [adj] for you [to-vb]	30
14	[pers pn] is [adj] for him [to-vb]	29
15	[pers pn] is [adj] for he [to-vb]	29
16	[pers pn] is necessary for [pron] [to-vb]	25
17	[pers pn] is impossible for [pron] [to-vb]	24
18	[pers pn] is [adj] for [indef pn] [to-vb]	22
19	[pers pn] is possible for [pron] [to-vb]	19
20	[pers pn] is [adj] for [pron] to have	15
21	[pers pn] is hard for [pron] [to-vb]	10
22	[pers pn] is easy for [pron] [to-vb]	9
23	[pers pn] is [adj] for [pron] to do	9
24	[pers pn] is [adj] for anyone [to-vb]	8
25	[pers pn] is [adj] for anyone [to-vb]	8
26	[pers pn] is safe for [pron] [to-vb]	7
27	[pers pn] is [adj] for her [to-vb]	7
28	[pers pn] is [adj] for [pron] to understand	7
29	[pers pn] is [adj] for she [to-vb]	7
30	[pers pn] is [adj] for [pron] to know	7