| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] concentrate [adv] upon | 9 |
|
| 2 | [noun sg] concentrate [adv] upon | 7 |
|
| 3 | concentrate [adv] upon [art] | 11 |
|
| 4 | concentrate [adv] upon [art] | 11 |
|
| 5 | concentrate [adv] upon the | 10 |
|
| 6 | concentrate [adv] upon the | 10 |
|
| 7 | concentrate [adv] upon [adj] | 7 |
|
| 8 | concentrate [adv] upon [adj] | 5 |
|
