| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [verb] a | 639 |
|
| 2 | [verb] [been] offer a | 75 |
|
| 3 | [vb -s] [been] offer [art] | 31 |
|
| 4 | [vb -s] [been] offer [art] | 31 |
|
| 5 | [vb -s] [been] offer a | 27 |
|
| 6 | [vb -s] [be] offer a | 25 |
|
