| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been missing for [adj] [noun] | 16 |
|
| 2 | [been] missing for [adj] [noun pl] | 15 |
|
| 3 | [been] missing for [num] [noun] | 13 |
|
| 4 | [been] missing for [adj] days | 7 |
|
| 5 | [been] missing for [adj] day | 7 |
|
