SN4 ""

No	Pattern	Freq
1	[noun] and is [vb pp]	1523
2	[noun sg] and is [vb pp]	941
3	[noun pl] and is [vb pp]	396
4	[adj] and is [vb pp]	255
5	[noun prp] and is [vb pp]	146
6	[adj] and is [vb pp]	144
7	[verb] and is [vb pp]	141
8	[num] and is [vb pp]	99
9	[adv] and is [vb pp]	87
10	[adv] and is [vb pp]	66
11	[vb pp] and is [vb pp]	65
12	[vb -s] and is [vb pp]	46
13	[n mass] and is [vb pp]	35
14	year and is [vb pp]	33
15	[pron] and is [vb pp]	27
16	[prep] and is [vb pp]	22
17	[prep] and is [vb pp]	22
18	[adv prt] and is [vb pp]	21
19	year and is [vb pp]	19
20	[unc] and is [vb pp]	19
21	[no cls] and is [vb pp]	19
22	[pers pn] and is [vb pp]	17
23	years and is [vb pp]	14
24	system and is [vb pp]	13
25	[to-vb] and is [vb pp]	12
26	[be] and is [vb pp]	11
27	be and is [vb pp]	11
28	[v-ing] and is [vb pp]	10
29	system and is [vb pp]	10
30	century and is [vb pp]	9