| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] [verb] on the | 605 |
|
| 2 | [noun] [verb] concentrate on the | 53 |
|
| 3 | [noun sg] [verb] concentrate [prep] the | 36 |
|
| 4 | [noun sg] [verb] concentrate [prep] the | 36 |
|
| 5 | [noun sg] [verb] concentrate on [art] | 34 |
|
| 6 | [noun sg] [verb] concentrate on [art] | 34 |
|
| 7 | [noun sg] [verb] concentrate on the | 30 |
|
| 8 | [noun sg] [verb] concentrate on the | 30 |
|
