| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [noun] to | 2064 |
|
| 2 | [prep] [noun] to an | 489 |
|
| 3 | an [noun] to an | 81 |
|
| 4 | [prep] an [noun] an | 16 |
|
