| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun prp] [was/were] a pioneer | 6 |
|
| 2 | [noun prp] [noun] [was/were] a pioneer | 6 |
|
| 3 | [noun prp] [was/were] a pioneer [prep] | 9 |
|
| 4 | [noun prp] [was/were] a pioneer [prep] | 9 |
|
| 5 | [noun prp] [was/were] a pioneer in | 7 |
|
| 6 | [noun prp] [was/were] a pioneer in | 7 |
|
