| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be use for [det] years | 14 |
|
| 2 | [be] used for [det] years | 14 |
|
| 3 | [been] use for [det] years | 13 |
|
| 4 | been use for [det] years | 13 |
|
| 5 | [be] use for many years | 12 |
|
