| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the [adj] problem be | 487 |
|
| 2 | the [adj] problem be | 425 |
|
| 3 | the [adj] problem is | 293 |
|
| 4 | the [adj] problem was | 145 |
|
| 5 | the only problem be | 114 |
|
| 6 | the main problem be | 90 |
|
| 7 | the [adj] problems be | 62 |
|
| 8 | the real problem be | 60 |
|
| 9 | the [adj] problem are | 26 |
|
| 10 | the other problem be | 22 |
|
| 11 | the major problem be | 19 |
|
| 12 | the basic problem be | 18 |
|
| 13 | the [adj] problem were | 14 |
|
| 14 | the whole problem be | 10 |
|
| 15 | the [adj] problem being | 9 |
|
| 16 | the big problem be | 7 |
|
| 17 | the central problem be | 7 |
|
| 18 | the great problem be | 7 |
|
| 19 | the immediate problem be | 6 |
|
| 20 | the fundamental problem be | 5 |
|
| 21 | the underlying problem be | 5 |
|
