| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] forward to do | 13 |
|
| 2 | look forward to do | 12 |
|
| 3 | [v-ing] forward to do | 8 |
|
| 4 | looking forward to do | 8 |
|
| 5 | forward to do [pron] | 5 |
|
