| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] on a | 338 |
|
| 2 | been [vb pp] on a | 321 |
|
| 3 | been [v-ing] on a | 64 |
|
| 4 | been [verb] on an | 50 |
|
| 5 | been work on a | 34 |
|
| 6 | been working on a | 32 |
|
| 7 | been base on a | 25 |
|
| 8 | been based on a | 25 |
|
| 9 | been built on a | 11 |
|
| 10 | been build on a | 11 |
|
| 11 | been placed on a | 10 |
|
| 12 | been make on a | 10 |
|
| 13 | been made on a | 10 |
|
| 14 | been place on a | 10 |
|
| 15 | been spend on a | 10 |
|
| 16 | been spent on a | 10 |
|
| 17 | been done on a | 9 |
|
| 18 | been do on a | 9 |
|
| 19 | been record on a | 8 |
|
| 20 | been recorded on a | 8 |
|
| 21 | been produced on a | 6 |
|
| 22 | been produce on a | 6 |
|
| 23 | been reach on a | 6 |
|
| 24 | been developed on a | 6 |
|
| 25 | been used on a | 6 |
|
| 26 | been find on a | 6 |
|
| 27 | been use on a | 6 |
|
| 28 | been reached on a | 6 |
|
| 29 | been develop on a | 6 |
|
| 30 | been found on a | 6 |
|
