| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not [been] seen | 131 |
|
| 2 | have not [been] seen | 131 |
|
| 3 | [vb -s] not [been] seen | 58 |
|
| 4 | has not [been] seen | 58 |
|
| 5 | had not [been] seen | 49 |
|
| 6 | [vb past] not [been] seen | 49 |
|
| 7 | [vb base] not [been] seen | 24 |
|
| 8 | have not [been] seen | 23 |
|
| 9 | [adv] not [been] seen | 5 |
|
| 10 | [adv] not [been] seen | 5 |
|
| 11 | not have [been] seen | 7 |
|
| 12 | not [verb] [been] seen | 7 |
|
| 13 | not have [been] seen | 6 |
|
| 14 | not [adv] [been] seen | 6 |
|
| 15 | not [adv] [been] seen | 6 |
|
| 16 | not [vb infin] [been] seen | 6 |
|
| 17 | not [been] seen [prep] | 75 |
|
| 18 | not [been] seen [prep] | 75 |
|
| 19 | not [been] seen [adv] | 29 |
|
| 20 | not [been] seen [adv] | 28 |
|
| 21 | not [been] seen in | 23 |
|
| 22 | not [been] seen in | 23 |
|
| 23 | not [been] seen since | 20 |
|
| 24 | not [been] seen since | 20 |
|
| 25 | not [been] seen [conj] | 20 |
|
| 26 | not [been] seen [subord] | 18 |
|
| 27 | not [been] seen for | 17 |
|
| 28 | not [been] seen for | 17 |
|
| 29 | not [been] seen since | 15 |
|
| 30 | not [been] seen since | 15 |
|
