| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb mod] achieve | 69 |
|
| 2 | they can achieve | 31 |
|
| 3 | they could achieve | 18 |
|
| 4 | they will achieve | 9 |
|
| 5 | they must achieve | 5 |
|
