| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] to the previous | 33 |
|
| 2 | compare to the previous | 11 |
|
| 3 | compared to the previous | 10 |
|
| 4 | [v-ing] to the previous | 10 |
|
| 5 | [vb past] to the previous | 7 |
|
| 6 | return to the previous | 7 |
|
| 7 | refer to the previous | 5 |
|
