| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that [verb] on | 863 |
|
| 2 | [conj] concentrate on | 347 |
|
| 3 | that concentrate [prep] | 18 |
|
| 4 | that concentrate [prep] | 18 |
|
| 5 | that concentrate on | 16 |
|
