| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [verb] developed a [noun sg] | 13 |
|
| 2 | we [vb base] developed a [noun] | 12 |
|
| 3 | we have developed a [noun] | 12 |
|
| 4 | we have developed a [noun] | 12 |
|
