SN4 ""

No	Pattern	Freq
1	[noun sg] is [adj] for [adj] [noun]	181
2	[noun] is [adj] for [adj] [noun sg]	129
3	[noun] is [adj] for [adj] [noun pl]	90
4	[noun] is available for [adj] [noun]	34
5	[noun] is essential for [adj] [noun]	26
6	[noun pl] is [adj] for [adj] [noun]	26
7	[noun] is ideal for [adj] [noun]	16
8	[noun] is responsible for [adj] [noun]	15
9	[noun prp] is [adj] for [adj] [noun]	12
10	[noun] is necessary for [adj] [noun]	9
11	[noun] is suitable for [adj] [noun]	9
12	[noun] is important for [adj] [noun]	7
13	[noun] is [adj] for [adj] use	6
14	[noun] is [adj] for small [noun]	6
15	[noun] is [adj] for [adj] use	6
16	[noun] is [adj] for [adj] groups	6
17	[noun] is [adj] for [adj] group	6
18	system is [adj] for [adj] [noun]	6
19	system is [adj] for [adj] [noun]	6
20	[noun] is useful for [adj] [noun]	6
21	method is [adj] for [adj] [noun]	5
22	[noun] is sufficient for [adj] [noun]	5
23	[noun] is [adj] for human [noun]	5
24	[noun] is [adj] for effective [noun]	5
25	[noun] is [adj] for [adj] reasons	5
26	[noun] is [adj] for healthy [noun]	5
27	[noun] is [adj] for new [noun]	5
28	[noun] is [adj] for other [noun]	5
29	[noun] is vital for [adj] [noun]	5
30	method is [adj] for [adj] [noun]	5