| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | doing this for [adj] year | 5 |
|
| 2 | doing this for [adj] years | 5 |
|
| 3 | doing this for [num] [noun] | 5 |
|
| 4 | doing this for [adj] [noun pl] | 5 |
|
