SN4 ""

No	Pattern	Freq
1	[noun sg] [pron] is [adv] [vb pp] [conj]	105
2	[noun] [pers pn] is [adv] [vb pp] [conj]	59
3	[noun] it is [adv] [vb pp] [conj]	55
4	[noun] it is [adv] [vb pp] [conj]	55
5	[noun] which is [adv] [vb pp] [conj]	55
6	[noun] which is [adv] [vb pp] [conj]	55
7	[noun] [Wh det] is [adv] [vb pp] [conj]	55
8	[noun] [pron] is [adv] [vb pp] [coord]	54
9	[noun] [pron] is [adv] [vb pp] that	49
10	[noun] [pron] is [adv] [vb pp] that	49
11	[noun] [pron] is [adv] [vb pp] [that]	49
12	[noun] [pron] is [adv] [vb pp] and	43
13	[noun] [pron] is [adv] [vb pp] and	43
14	[noun] [pron] is [adv] [vb pp] [subord]	23
15	[noun pl] [pron] is [adv] [vb pp] [conj]	12
16	[noun] [pron] is [adv] [vb pp] as	12
17	[noun] [pron] is [adv] [vb pp] as	12
18	[noun] [pron] is often [vb pp] [conj]	10
19	[noun] [pron] is well [vb pp] [conj]	9
20	[noun] [pron] is now [vb pp] [conj]	8
21	[noun] [pron] is [adv] accepted [conj]	8
22	[noun] [pron] is [adv] [vb pp] or	7
23	[noun] [pron] is generally [vb pp] [conj]	7
24	[noun prp] [pron] is [adv] [vb pp] [conj]	7
25	[noun] [pron] is [adv] [vb pp] or	7
26	[noun] [pron] is [adv] used [conj]	6
27	[noun] [pron] is [adv] known [conj]	6
28	[noun] [pn reflx] is [adv] [vb pp] [conj]	5
29	[noun] itself is [adv] [vb pp] [conj]	5
30	[noun] who is [adv] [vb pp] [conj]	5