| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [noun] of | 546806 |
|
| 2 | [prep] [art] back [prep] | 4305 |
|
| 3 | [prep] [art] back [prep] | 4304 |
|
| 4 | [prep] [art] back of | 4012 |
|
| 5 | [prep] [art] back of | 4012 |
|
