| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] for the last [num] [noun pl] | 26 |
|
| 2 | [v-ing] for the last [num] year | 17 |
|
| 3 | [v-ing] for the last [num] years | 17 |
|
| 4 | doing for the last [num] [noun] | 5 |
|
