| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i have bought a | 37 |
|
| 2 | i 've buy a | 16 |
|
| 3 | i had buy a | 14 |
|
| 4 | i have to buy a | 6 |
|
| 5 | i have buy a | 6 |
|
| 6 | i 'd buy a | 5 |
|
