SN4 ""

No	Pattern	Freq
1	[verb] what you should	20
2	[be] what you should	16
3	[is] what you should	16
4	be what you should	16
5	[prep] what you should	13
6	[prep] what you should	13
7	[adv] what you should	10
8	[adv] what you should	10
9	know what you should	9
10	is what you should	9
11	[vb base] what you should	8
12	[conj] what you should	8
13	's what you should	7
14	know what you should	7
15	[coord] what you should	6
16	and what you should	6
17	and what you should	6
18	[pron] what you should	6
19	say what you should	5
20	[pers pn] what you should	5
21	about what you should	5
22	about what you should	5
23	exactly what you should	5
24	exactly what you should	5
25	what you should [vb infin]	80
26	what you should [verb]	80
27	what you should do	37
28	what you should do	37
29	what you should be	20
30	what you should be	20