No | Pattern | Freq | Relations |
---|---|---|---|
1 | be [vb pp] for many years | 73 | |
2 | [been] [vb pp] for many years | 54 | |
3 | been [vb pp] for many years | 54 | |
4 | [be] used for many years | 12 | |
5 | [be] known for many years | 10 | |
6 | be [vb pp] for many years | 9 | |
7 | [be] [vb pp] for many years | 9 | |
8 | [was/were] [vb pp] for many years | 9 | |
9 | was [vb pp] for many years | 8 |