SN4 ""

No	Pattern	Freq
1	it [is] [conj] the [noun]	179
2	[pers pn] is [conj] the [noun]	175
3	[pers pn] [is] [conj] the [noun sg]	161
4	[pers pn] [is] [that] the [noun]	121
5	[pers pn] [is] that the [noun]	121
6	[pers pn] [is] that the [noun]	121
7	[pers pn] [is] [subord] the [noun]	82
8	[pers pn] [is] because the [noun]	59
9	[pers pn] [is] because the [noun]	59
10	[pers pn] [is] [conj] the [noun pl]	46
11	[pers pn] 's [conj] the [noun]	39
12	[pers pn] [is] [coord] the [noun]	11
13	us [is] [conj] the [noun]	9
14	[pers pn] [is] whether the [noun]	7
15	[pers pn] [is] whether the [noun]	7
16	[pers pn] [is] [conj] the [noun prp]	6
17	them [is] [conj] the [noun]	6
18	[pers pn] [is] cos the [noun]	6
19	[pers pn] [is] cos the [noun]	6