| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] billion in [art] first | 7 |
|
| 2 | [n mass] billion in [art] first | 7 |
|
| 3 | billion in [art] first [noun] | 7 |
|
| 4 | billion in [art] first [noun sg] | 7 |
|
