| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the key to [noun] | 257 |
|
| 2 | the key to [noun] | 235 |
|
| 3 | the key to [noun sg] | 187 |
|
| 4 | the key to success | 62 |
|
| 5 | the key to success | 62 |
|
| 6 | the key to [noun prp] | 57 |
|
| 7 | the keys to [noun] | 22 |
|
| 8 | the key to understanding | 9 |
|
| 9 | the key to [noun pl] | 9 |
|
| 10 | the key to understanding | 9 |
|
| 11 | the key to survival | 7 |
|
| 12 | the key to survival | 7 |
|
