| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] launched a | 265 |
|
| 2 | has launch a | 265 |
|
| 3 | [vb -s] launch a | 246 |
|
| 4 | [vb -s] launch an | 38 |
|
| 5 | [vb -s] to launch a | 18 |
|
| 6 | plans launch a | 7 |
|
