| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the [adj] problem be [conj] | 144 |
|
| 2 | the [adj] problem be that | 137 |
|
| 3 | the [adj] problem be that | 137 |
|
| 4 | the [adj] problem be [that] | 137 |
|
| 5 | the [adj] problem be [conj] | 133 |
|
| 6 | the [adj] problem is [conj] | 105 |
|
| 7 | the only problem be [conj] | 47 |
|
| 8 | the [adj] problem was [conj] | 36 |
|
| 9 | the main problem be [conj] | 30 |
|
| 10 | the real problem be [conj] | 20 |
|
| 11 | the [adj] problems be [conj] | 11 |
|
| 12 | the basic problem be [conj] | 7 |
|
| 13 | the major problem be [conj] | 6 |
|
| 14 | the [adj] problem be [subord] | 6 |
|
| 15 | the other problem be [conj] | 5 |
|
| 16 | the central problem be [conj] | 5 |
|
