| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj] [noun] | 9825 |
|
| 2 | start a [adj] [noun] | 535 |
|
| 3 | start at [adj] [noun] | 72 |
|
| 4 | start at a [adj] | 31 |
|
| 5 | start at a [noun] | 19 |
|
