| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] [art] room | 133 |
|
| 2 | back [prep] the room | 132 |
|
| 3 | back into [art] room | 88 |
|
| 4 | back to [art] room | 30 |
|
| 5 | back across [art] room | 6 |
|
