| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to protect [pn reflx] against [art] | 14 |
|
| 2 | to protect [pn reflx] against the | 12 |
|
| 3 | to protect [pn reflx] against the | 12 |
|
| 4 | to protect themselves against [art] | 8 |
|
