| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [be] a [adj] [noun] | 2472 |
|
| 2 | [noun] [be] a [adj] source | 152 |
|
| 3 | [noun pl] [be] [art] [adj] source | 127 |
|
| 4 | [noun pl] [be] [art] [adj] source | 127 |
|
| 5 | [noun pl] [be] a [adj] source | 97 |
|
