SN4 ""

No	Pattern	Freq
1	is [adv] [adv] that	220
2	is [verb] [adv] that	189
3	is [vb pp] [adv] that	166
4	is [adj] [adv] that	143
5	is [adj] [adv] that	132
6	is not [adv] that	128
7	is [not/n't] [adv] that	128
8	is not [adv] that	117
9	is [adv] [adv] that	92
10	is only [adv] that	46
11	is only [adv] that	46
12	is [pron] [adv] that	29
13	is [pers pn] [adv] that	18
14	is it [adv] that	17
15	is it [adv] that	17
16	is [v-ing] [adv] that	16
17	is clear [adv] that	16
18	is clear [adv] that	16
19	is design [adv] that	13
20	is designed [adv] that	13
21	is [noun] [adv] that	13
22	is important [adv] that	11
23	is n't [adv] that	11
24	is important [adv] that	11
25	is say [adv] that	10
26	is [noun sg] [adv] that	10
27	is [indef pn] [adv] that	9
28	is true [adv] that	8
29	is true [adv] that	8
30	is need [adv] that	7