SN4 ""

No	Pattern	Freq
1	[pron] is [adv] for [det] [noun]	14
2	it is [adv] for [det] [noun]	12
3	[pers pn] is [adv] for [det] [noun]	12
4	it is [adv] for [det] [noun]	12
5	is [adj] [adv] for [det] [noun]	13
6	is [adj] [adv] for [det] [noun]	13
7	is [verb] [adv] for [det] [noun]	9
8	is [vb pp] [adv] for [det] [noun]	8
9	is [adv] [adv] for [det] [noun]	6
10	is [adv] [adj] for [det] [noun]	123
11	is [adv] [adj] for [det] [noun]	115
12	is [adv] [verb] for [det] [noun]	42
13	is [adv] [vb pp] for [det] [noun]	32
14	is [adv] responsible for [det] [noun]	12
15	is [adv] responsible for [det] [noun]	12
16	is [adv] [v-ing] for [det] [noun]	9
17	is [adv] liable for [det] [noun]	6
18	is [adv] liable for [det] [noun]	6
19	is [adv] difficult for [det] [noun]	5
20	is [adv] important for [det] [noun]	5
21	is [adv] good for [det] [noun]	5
22	is [adv] important for [det] [noun]	5
23	is [adv] difficult for [det] [noun]	5
24	is [adv] for [det] [noun] [that]	12
25	is [adv] for [det] [noun] that	12
26	is [adv] for [det] [noun] [conj]	12
27	is [adv] for [det] [noun] that	12