| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back up [art] [noun sg] | 89 |
|
| 2 | back up [art] [noun sg] | 89 |
|
| 3 | back up [art] [noun sg] | 89 |
|
| 4 | back up the [noun sg] | 87 |
|
| 5 | back up the [noun sg] | 87 |
|
| 6 | back up [art] slope | 11 |
|
| 7 | back up [art] hill | 10 |
|
| 8 | back up [art] street | 5 |
|
| 9 | back up [art] bank | 5 |
|
