| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun sg] [verb] on the | 342 |
|
| 2 | [adj] [noun sg] concentrate on the | 47 |
|
| 3 | [det] [noun sg] concentrate on [art] | 25 |
|
| 4 | [det] [noun sg] concentrate on [art] | 25 |
|
| 5 | [det] [noun] concentrate on the | 25 |
|
| 6 | [det] [noun sg] concentrate [prep] the | 23 |
|
| 7 | [det] [noun sg] concentrate [prep] the | 23 |
|
| 8 | [det] [noun sg] concentrate on the | 22 |
|
| 9 | [det] [noun sg] concentrate on the | 22 |
|
