| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on [noun prp] [adj] formally [verb] [art] | 5 |
|
| 2 | [prep] [noun prp] [adj] formally [verb] [art] | 5 |
|
| 3 | on [noun prp] [adj] formally [verb] [art] | 5 |
|
| 4 | [prep] [noun prp] [adj] formally [verb] [art] | 5 |
|
