| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] on [noun pl] ' national | 5 |
|
| 2 | [noun] on [noun pl] ' national | 5 |
|
| 3 | on [noun pl] ' national [noun sg] | 5 |
|
| 4 | on [noun pl] ' national insurance | 5 |
|
| 5 | on [noun pl] ' national [noun] | 5 |
|
| 6 | on [noun pl] ' national insurance | 5 |
|
