| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | act as [noun] | 1195 |
|
| 2 | act as [noun sg] | 634 |
|
| 3 | [verb] as chairman | 90 |
|
| 4 | act as chairman | 17 |
|
| 5 | act [prep] chairman | 15 |
|
| 6 | act as chairman | 15 |
|
| 7 | act [prep] chairman | 15 |
|
