| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be only at the beginning | 6 |
|
| 2 | [be] only at the beginning | 6 |
|
| 3 | only at the beginning [prep] | 7 |
|
| 4 | only at the beginning [prep] | 7 |
|
| 5 | only at the beginning of | 7 |
|
| 6 | only at the beginning of | 7 |
|
