| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] for [det] year | 67 |
|
| 2 | [v-ing] for [det] years | 54 |
|
| 3 | [v-ing] for many year | 22 |
|
| 4 | [v-ing] for several year | 17 |
|
| 5 | [v-ing] for some year | 14 |
|
| 6 | [v-ing] for [det] year | 13 |
|
| 7 | [v-ing] for this year | 7 |
|
