| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] serve as [noun sg] | 53 |
|
| 2 | which [verb] as [noun sg] | 21 |
|
| 3 | which serve as [noun] | 15 |
|
| 4 | which serve [prep] [noun sg] | 12 |
|
| 5 | which serve [prep] [noun sg] | 12 |
|
| 6 | which serve as [noun sg] | 8 |
|
