| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] make it harder | 8 |
|
| 2 | [conj] make it harder | 8 |
|
| 3 | and make it harder | 6 |
|
| 4 | and make it harder | 6 |
|
| 5 | make it harder [prep] | 11 |
|
| 6 | make it harder [prep] | 11 |
|
| 7 | make it harder for | 10 |
|
| 8 | make it harder for | 10 |
|
