SN4 ""

No	Pattern	Freq
1	[art] [noun] is that	4370
2	[art] [noun sg] is that	4156
3	[art] [adj] is that	349
4	[art] problem is that	326
5	[art] problem is that	309
6	[art] [num ord] is that	294
7	[art] fact is that	277
8	[art] fact is that	277
9	[art] result is that	232
10	[art] result is that	228
11	[art] point is that	202
12	[art] point is that	202
13	[art] first is that	201
14	[art] first is that	201
15	[art] truth is that	173
16	[art] truth is that	173
17	[art] [noun pl] is that	169
18	[art] answer is that	160
19	[art] answer is that	160
20	[art] trouble is that	134
21	[art] trouble is that	134
22	[art] reason is that	127
23	[art] reason is that	126
24	[art] idea is that	119
25	[art] idea is that	119
26	[art] implication is that	88
27	[art] implication is that	88
28	[art] second is that	75
29	[art] second is that	75
30	[art] reality is that	75