SN4 ""

No	Pattern	Freq
1	be [vb pp] as part of	630
2	be [vb pp] as part [prep]	285
3	be seen as part [prep]	101
4	been [vb pp] as part [prep]	77
5	was [vb pp] as part [prep]	70
6	is [vb pp] as part [prep]	61
7	are [vb pp] as part [prep]	47
8	were [vb pp] as part [prep]	46
9	being [vb pp] as part [prep]	42
10	be regarded as part [prep]	38
11	be used as part [prep]	37
12	be accepted as part [prep]	22
13	be included as part [prep]	19
14	be treated as part [prep]	17
15	be counted as part [prep]	13
16	be considered as part [prep]	11
17	be developed as part [prep]	10
18	be viewed as part [prep]	8
19	be completed as part [prep]	7
20	be introduced as part [prep]	7
21	be offered as part [prep]	7
22	be established as part [prep]	7
23	be taken as part [prep]	6
24	be studied as part [prep]	6
25	be made as part [prep]	6
26	be built as part [prep]	6
27	be described as part [prep]	5
28	be examined as part [prep]	5
29	be sold as part [prep]	5
30	be supplied as part [prep]	5