| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [noun sg] on the | 2724 |
|
| 2 | [noun sg] concentrate on the | 137 |
|
| 3 | [det] [noun sg] concentrate on | 46 |
|
| 4 | [det] concentrate on the | 7 |
|
