| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] for years | 82 |
|
| 2 | been [vb pp] for years | 39 |
|
| 3 | been try for years | 9 |
|
| 4 | been trying for years | 9 |
|
| 5 | been use for years | 9 |
|
| 6 | been used for years | 8 |
|
| 7 | been do for years | 5 |
|
| 8 | been doing for years | 5 |
|
