| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] [noun] be the key | 12 |
|
| 2 | [noun sg] [coord] [noun] be the key | 12 |
|
| 3 | [coord] [adj] [noun] be the key | 6 |
|
| 4 | [coord] [noun] be the key [prep] | 17 |
|
| 5 | [coord] [noun] be the key [prep] | 17 |
|
| 6 | [coord] [noun] be the key to | 16 |
|
| 7 | [coord] [noun] be the key to | 16 |
|
