SN4 ""

No	Pattern	Freq
1	[adj] is that	756
2	clear [is] that	91
3	certain [is] that	81
4	important [is] that	69
5	interesting [is] that	33
6	common [is] that	30
7	remarkable [is] that	17
8	surprising [is] that	17
9	obvious [is] that	16
10	true [is] that	16
11	likely [is] that	13
12	apparent [is] that	11
13	worrying [is] that	10
14	new [is] that	10
15	essential [is] that	10
16	necessary [is] that	9
17	significant [is] that	7
18	extraordinary [is] that	7
19	wrong [is] that	7
20	concerned [is] that	6
21	different [is] that	6
22	sure [is] that	6
23	relevant [is] that	5
24	evident [is] that	5
25	particular [is] that	5
26	disturbing [is] that	5