SN4 ""

No	Pattern	Freq
1	be [vb pp] for a [noun]	1179
2	be [vb pp] for a [noun sg]	1108
3	be [vb pp] for a [noun]	1031
4	be [vb pp] for a [noun]	311
5	was [vb pp] for a [noun]	267
6	been [vb pp] for a [noun]	219
7	be [vb pp] for an [noun]	148
8	is [vb pp] for a [noun]	126
9	being [vb pp] for a [noun]	90
10	were [vb pp] for a [noun]	77
11	are [vb pp] for a [noun]	73
12	be used for a [noun]	72
13	be made for a [noun]	59
14	be [vb pp] for a variety	44
15	be [vb pp] for a variety	44
16	be [vb pp] for a year	43
17	be [vb pp] for a year	43
18	be [vb pp] for a period	38
19	be [vb pp] for a period	38
20	be taken for a [noun]	37
21	be set for a [noun]	37
22	be [vb pp] for a while	37
23	be [vb pp] for a while	37
24	be [vb pp] for a number	36
25	be [vb pp] for a number	36
26	be [vb pp] for a [noun prp]	35
27	be prepared for a [noun]	34
28	be [vb pp] for a week	28
29	be [vb pp] for a week	28
30	be [vb pp] for a [n mass]	27