| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] that improving | 6 |
|
| 2 | that improving the | 8 |
|
| 3 | that improving [art] | 8 |
|
| 4 | that improving the | 8 |
|
| 5 | that improving [art] | 8 |
|
