SN4 ""

No	Pattern	Freq
1	[pron] is [vb pp] [det] [noun sg]	152
2	[pers pn] is [vb pp] [det] [noun]	142
3	it is [vb pp] [det] [noun]	131
4	it is [vb pp] [det] [noun]	131
5	[pron] is [vb pp] that [noun]	114
6	[pron] is [vb pp] this [noun]	22
7	[Wh det] is [vb pp] [det] [noun]	16
8	which is [vb pp] [det] [noun]	15
9	which is [vb pp] [det] [noun]	15
10	[pron] is hoped [det] [noun]	14
11	[pron] is recommended [det] [noun]	13
12	[pron] is understood [det] [noun]	10
13	[pron] is accepted [det] [noun]	10
14	[pron] is expected [det] [noun]	10
15	[pron] is [vb pp] each [noun]	8
16	he is [vb pp] [det] [noun]	7
17	[pron] is [vb pp] [det] year	7
18	he is [vb pp] [det] [noun]	7
19	[pron] is [vb pp] [det] year	7
20	[pron] is [vb pp] [det] [noun pl]	7
21	[pron] is anticipated [det] [noun]	6
22	[pron] is believed [det] [noun]	6
23	[pron] is known [det] [noun]	5
24	[pron] is given [det] [noun]	5