| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] concentrate on | 347 |
|
| 2 | [coord] concentrate on | 304 |
|
| 3 | and concentrate on | 272 |
|
| 4 | and concentrate on | 272 |
|
| 5 | [conj] concentrate on | 153 |
|
| 6 | [conj] concentrated on | 53 |
|
| 7 | [conj] concentrating on | 53 |
|
| 8 | [conj] concentrates on | 36 |
|
| 9 | [subord] concentrate on | 27 |
|
| 10 | [conj] to concentrate on | 25 |
|
| 11 | but concentrate on | 20 |
|
| 12 | but concentrate on | 20 |
|
| 13 | than concentrate on | 17 |
|
| 14 | [conj] concentrated on | 17 |
|
| 15 | than concentrate on | 17 |
|
| 16 | that concentrate on | 16 |
|
| 17 | that concentrate on | 16 |
|
| 18 | [that] concentrate on | 16 |
|
| 19 | or concentrate on | 12 |
|
| 20 | or concentrate on | 12 |
|
| 21 | [conj] concentrate on | 10 |
|
