| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] their [noun sg] on the | 331 |
|
| 2 | concentrate [pron] [noun sg] on the | 31 |
|
| 3 | concentrate their [noun] on the | 15 |
|
| 4 | concentrate their [noun sg] [prep] the | 13 |
|
| 5 | concentrate their [noun sg] [prep] the | 13 |
|
| 6 | concentrate their [noun sg] on [art] | 10 |
|
| 7 | concentrate their [noun sg] on the | 9 |
|
