| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] customs [noun pl] | 23 |
|
| 2 | [prep] the customs [noun pl] | 23 |
|
| 3 | of [art] customs [noun pl] | 11 |
|
| 4 | of [art] customs [noun pl] | 11 |
|
| 5 | [prep] [art] customs officers | 5 |
|
