| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for many years | 68 |
|
| 2 | been [vb pp] for many year | 54 |
|
| 3 | been [v-ing] for many year | 14 |
|
| 4 | been use for many year | 11 |
|
| 5 | been used for many year | 11 |
|
| 6 | been known for many year | 10 |
|
| 7 | been know for many year | 10 |
|
