SN4 ""

No	Pattern	Freq
1	[verb] what it is [pers pn]	60
2	[adv] what it is [pers pn]	28
3	[vb base] what it is [pers pn]	24
4	[adv] what it is [pers pn]	22
5	[prep] what it is [pers pn]	22
6	[prep] what it is [pers pn]	22
7	[pers pn] what it is [pers pn]	17
8	[pron] what it is [pers pn]	17
9	[vb infin] what it is [pers pn]	15
10	[to-vb] what it is [pers pn]	13
11	i what it is [pers pn]	11
12	me what it is [pers pn]	11
13	exactly what it is [pers pn]	10
14	exactly what it is [pers pn]	10
15	know what it is [pers pn]	9
16	of what it is [pers pn]	9
17	of what it is [pers pn]	9
18	[adj] what it is [pers pn]	8
19	about what it is [pers pn]	7
20	about what it is [pers pn]	7
21	see what it is [pers pn]	7
22	understand what it is [pers pn]	7
23	[noun] what it is [pers pn]	6
24	decide what it is [pers pn]	6
25	[be] what it is [pers pn]	6
26	[adj] what it is [pers pn]	6
27	be what it is [pers pn]	6
28	[adv prt] what it is [pers pn]	6
29	think what it is [pers pn]	6
30	[v-ing] what it is [pers pn]	5