| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] about a | 468 |
|
| 2 | by [prep] a | 112 |
|
| 3 | [adv prt] about a | 102 |
|
| 4 | by about [art] | 13 |
|
| 5 | by about a | 9 |
|
