SN4 ""

No	Pattern	Freq
1	[det] is [adv] [vb pp] [prep]	839
2	[det] is [adv] [verb] [prep]	746
3	this is [adv] [verb] [prep]	742
4	[det] is [adv] [verb] by	284
5	[det] is [not/n't] [verb] [prep]	177
6	[det] is not [verb] [prep]	177
7	[det] is [adv] [verb] in	161
8	[det] is [adv] [verb] to	160
9	[det] is not [verb] [prep]	152
10	that is [adv] [verb] [prep]	107
11	[det] is [adv] [verb] as	73
12	[det] is [adv] [v-ing] [prep]	63
13	[det] is [adv] do [prep]	62
14	[det] is best [verb] [prep]	56
15	[det] is best [verb] [prep]	56
16	[det] is usually [verb] [prep]	55
17	[det] is usually [verb] [prep]	55
18	[det] is [adv] done [prep]	54
19	[det] is also [verb] [prep]	49
20	[det] is also [verb] [prep]	49
21	[det] is [adv] [verb] with	46
22	[det] is often [verb] [prep]	45
23	[det] is often [verb] [prep]	45
24	[det] is [adv] known [prep]	43
25	[det] is [adv] know [prep]	43
26	[det] is [adv] [verb] for	40
27	[det] is [adv] [verb] on	38
28	[det] is well [verb] [prep]	35
29	[det] is [adv] illustrated [prep]	31
30	[det] is [adv] illustrate [prep]	31