SN4 ""

No	Pattern	Freq
1	[pers pn] should be [vb pp] that	846
2	[pron] should be [vb pp] that	846
3	it should be [vb pp] that	831
4	it should be [vb pp] that	831
5	[noun] should be [vb pp] that	50
6	[noun sg] should be [vb pp] that	30
7	[noun pl] should be [vb pp] that	12
8	[noun prp] should be [vb pp] that	7
9	we should be [vb pp] that	7
10	we should be [vb pp] that	7
11	client should be [vb pp] that	6
12	client should be [vb pp] that	5
13	should [adv] be [vb pp] that	230
14	should [adv] be [vb pp] that	148
15	should also be [vb pp] that	103
16	should also be [vb pp] that	103
17	should not be [vb pp] that	82
18	should [not/n't] be [vb pp] that	82
19	should not be [vb pp] that	81
20	should perhaps be [vb pp] that	11
21	should perhaps be [vb pp] that	11
22	should [pers pn] be [vb pp] that	10
23	should [pron] be [vb pp] that	10
24	should it be [vb pp] that	10
25	should it be [vb pp] that	10
26	should however be [vb pp] that	7
27	should always be [vb pp] that	7
28	should always be [vb pp] that	7
29	should however be [vb pp] that	7
30	should never be [vb pp] that	6