| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | concentrate on [Wh det] i be [verb] | 5 |
|
| 2 | [verb] on [Wh det] i be do | 5 |
|
| 3 | [verb] on [Wh det] i be [v-ing] | 5 |
|
| 4 | [verb] on [Wh det] i be doing | 5 |
|
| 5 | [verb] on what i be [verb] | 5 |
|
