| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] play a key role in | 31 |
|
| 2 | [verb] play a key role in | 24 |
|
| 3 | have play a key role in | 20 |
|
| 4 | [noun sg] play a key role in | 20 |
|
| 5 | [pron] play a key role in | 16 |
|
| 6 | [modal v] play a key role in | 15 |
|
| 7 | [vb mod] play a key role in | 15 |
|
| 8 | [adv] play a key role in | 10 |
|
| 9 | [adv] play a key role in | 10 |
|
| 10 | [conj] play a key role in | 10 |
|
| 11 | [vb past] play a key role in | 9 |
|
| 12 | [pers pn] play a key role in | 9 |
|
| 13 | had play a key role in | 8 |
|
| 14 | will play a key role in | 8 |
|
| 15 | [coord] play a key role in | 7 |
|
| 16 | [Wh pn] play a key role in | 7 |
|
| 17 | also play a key role in | 7 |
|
| 18 | also play a key role in | 7 |
|
| 19 | will play a key role in | 7 |
|
| 20 | who play a key role in | 7 |
|
| 21 | and play a key role in | 7 |
|
| 22 | and play a key role in | 7 |
|
| 23 | who play a key role in | 7 |
|
| 24 | [vb -s] play a key role in | 6 |
|
| 25 | has play a key role in | 5 |
|
| 26 | he play a key role in | 5 |
|
| 27 | he play a key role in | 5 |
|
| 28 | [noun pl] play a key role in | 5 |
|
| 29 | play a key role in [verb] | 46 |
|
| 30 | play a key role in [v-ing] | 46 |
|
