| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] on one [noun] | 599 |
|
| 2 | concentrate on [adj] [noun] | 506 |
|
| 3 | concentrate on [num] [noun] | 61 |
|
| 4 | concentrate [prep] one [noun] | 53 |
|
| 5 | concentrate on one [noun] | 33 |
|
