SN4 ""

No	Pattern	Freq
1	[noun sg] [prep] [noun] is [adv]	4702
2	[noun] of [noun] is [adv]	3389
3	[noun] [prep] [noun sg] is [adv]	3204
4	[noun] [prep] [noun pl] is [adv]	1030
5	[noun] [prep] [noun prp] is [adv]	892
6	[noun] in [noun] is [adv]	655
7	[noun pl] [prep] [noun] is [adv]	386
8	[noun] [prep] [noun] is also	313
9	[noun] for [noun] is [adv]	273
10	[noun] [prep] [noun] is very	271
11	[noun] [prep] [noun] is now	242
12	[noun] to [noun] is [adv]	230
13	[noun] [prep] [noun] is still	170
14	[noun] [prep] [noun] is often	165
15	[noun] [prep] [noun] is so	163
16	[noun] [prep] [noun] is more	159
17	[noun] [prep] [noun] is only	136
18	type [prep] [noun] is [adv]	118
19	[noun] on [noun] is [adv]	116
20	[noun] [prep] [noun] is usually	115
21	type [prep] [noun] is [adv]	105
22	[noun] at [noun] is [adv]	105
23	[noun] [prep] [noun] is always	93
24	[noun] [prep] [noun] is much	90
25	[noun] with [noun] is [adv]	88
26	[noun] [prep] [noun] is therefore	82
27	[noun] [prep] [noun] is probably	81
28	[noun] [prep] [noun] is just	80
29	[noun] [prep] [noun] is as	80
30	[noun] [prep] [noun] is quite	79