| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be obliged [to-vb] [prep] the [noun] | 12 |
|
| 2 | be obliged [to-vb] [prep] the [noun sg] | 11 |
|
| 3 | be obliged [to-vb] to the [noun] | 8 |
|
| 4 | be obliged [to-vb] [prep] the panel | 6 |
|
| 5 | be obliged [to-vb] [prep] the panel | 6 |
|
| 6 | be obliged to supply [prep] the [noun] | 6 |
|
