SN4 ""

No	Pattern	Freq
1	[Wh det] [pron] is for [indef pn]	5
2	what [pron] is for [indef pn]	5
3	what [pron] is for [indef pn]	5
4	[pron] [pron] is for [indef pn]	5
5	[pron] [pers pn] is for [indef pn]	5
6	[pron] it is for [indef pn]	5
7	[pron] it is for [indef pn]	5
8	[pron] [pron] is for [indef pn]	5
9	[pron] is [adj] for [indef pn]	56
10	[pron] is [adj] for [indef pn]	53
11	[pron] is [verb] for [indef pn]	20
12	[pron] is [v-ing] for [indef pn]	15
13	[pron] is [pron] for [indef pn]	12
14	[pron] is [indef pn] for [indef pn]	9
15	[pron] is something for [indef pn]	9
16	[pron] is something for [indef pn]	9
17	[pron] is difficult for [indef pn]	7
18	[pron] is difficult for [indef pn]	7
19	[pron] is [noun] for [indef pn]	6
20	[pron] is impossible for [indef pn]	6
21	[pron] is [noun sg] for [indef pn]	6
22	[pron] is impossible for [indef pn]	6
23	[pron] is not for [indef pn]	5
24	[pron] is [vb pp] for [indef pn]	5
25	[pron] is necessary for [indef pn]	5
26	[pron] is possible for [indef pn]	5
27	[pron] is necessary for [indef pn]	5
28	[pron] is possible for [indef pn]	5
29	[pron] is [adv] for [indef pn]	5
30	[pron] is [not/n't] for [indef pn]	5