| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | an [noun] to the [noun sg] | 1172 |
|
| 2 | an [noun sg] to the [noun sg] | 1168 |
|
| 3 | an obstacle [prep] the [noun sg] | 18 |
|
| 4 | an obstacle [prep] the [noun sg] | 18 |
|
| 5 | [art] obstacle to the [noun sg] | 14 |
|
| 6 | [art] obstacle to the [noun sg] | 14 |
|
| 7 | an obstacle to [art] [noun sg] | 12 |
|
| 8 | an obstacle to [art] [noun sg] | 12 |
|
| 9 | an obstacle to the [noun] | 11 |
|
| 10 | an obstacle to the [noun sg] | 10 |
|
| 11 | an obstacle to the [noun sg] | 10 |
|
| 12 | a obstacle to the [noun sg] | 10 |
|
| 13 | an obstacle to the [noun sg] | 10 |
|
