SN4 ""

No	Pattern	Freq
1	it is [verb] the [noun sg]	286
2	it is [vb pp] the [noun sg]	118
3	it is [to-vb] the [noun sg]	92
4	it is [v-ing] the [noun sg]	73
5	it is hope the [noun sg]	20
6	it is hoped the [noun sg]	20
7	it is believed the [noun sg]	19
8	it is believe the [noun sg]	19
9	it is call the [noun sg]	19
10	it is called the [noun sg]	19
11	it is understand the [noun sg]	17
12	it is understood the [noun sg]	16
13	it is think the [noun sg]	8
14	it is thought the [noun sg]	8
15	it is [verb] the company	6
16	it is say the [noun sg]	6
17	it is give the [noun sg]	6
18	it is [verb] the number	5
19	it is take the [noun sg]	5
20	it is [verb] the way	5
21	it is said the [noun sg]	5