| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | approach to [det] [noun] | 90 |
|
| 2 | [unc] approach to [noun] | 62 |
|
| 3 | [unc] to [det] [noun] | 46 |
|
| 4 | [unc] approach to [det] | 15 |
|
