| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [adj] [noun] to be | 165 |
|
| 2 | [am/are] [adj] [noun pl] to be | 162 |
|
| 3 | [am/are] [adj] obstacle to be | 5 |
|
| 4 | [am/are] [adj] obstacles to [be] | 5 |
|
| 5 | [am/are] [adj] obstacles [prep] be | 5 |
|
| 6 | [am/are] [adj] obstacles [prep] be | 5 |
|
| 7 | [be] [adj] obstacles to be | 5 |
|
| 8 | [am/are] [adj] obstacles to be | 5 |
|
