SN4 ""

No	Pattern	Freq
1	[vb mod] [be] useful for [noun sg]	12
2	[modal v] [be] useful for [noun sg]	12
3	[noun] [be] useful for [noun sg]	8
4	[pron] [be] useful for [noun sg]	6
5	[pers pn] [be] useful for [noun sg]	5
6	[be] [adv] useful for [noun sg]	25
7	[be] [adv] useful for [noun sg]	23
8	[be] more useful for [noun sg]	6
9	[be] more useful for [noun sg]	6
10	[be] useful for [art] [noun sg]	34
11	[be] useful for [art] [noun sg]	34
12	[be] useful for the [noun sg]	26
13	[be] useful for the [noun sg]	26
14	[be] useful for [adj] [noun sg]	24
15	[be] useful for [adj] [noun sg]	16
16	[be] useful for [noun] [noun sg]	11
17	[be] useful for [noun sg] [noun sg]	10
18	[be] useful for [det] [noun sg]	8
19	[be] useful for [v-ing] [noun sg]	8
20	[be] useful for a [noun sg]	8
21	[be] useful for [verb] [noun sg]	8
22	[be] useful for [pos pn] [noun sg]	7
23	[be] useful for [pron] [noun sg]	7
24	[be] useful for [noun sg] [noun]	17
25	[be] useful for [noun sg] [noun sg]	10
26	[be] useful for [noun sg] [noun pl]	6