| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [been] [verb] a | 439 |
|
| 2 | [verb] [been] offer a | 75 |
|
| 3 | [vb base] [been] offer [art] | 28 |
|
| 4 | [vb base] [been] offer [art] | 28 |
|
| 5 | [vb base] [be] offer a | 24 |
|
| 6 | [vb base] [been] offer a | 22 |
|
