| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun pl] ' national [noun] | 13 |
|
| 2 | [prep] [noun pl] ' national [noun sg] | 12 |
|
| 3 | [prep] [noun pl] ' [adj] insurance | 11 |
|
| 4 | [prep] [noun] ' national insurance | 11 |
|
| 5 | [prep] [noun pl] ' national insurance | 11 |
|
| 6 | [prep] [noun pl] ' [adj] insurance | 11 |
|
| 7 | [prep] [noun pl] ' national insurance | 11 |
|
| 8 | [prep] [noun pl] [unc] national insurance | 11 |
|
