| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| b.f. skinner major contribution | 0.64 | 0.7 | 2125 | 4 | 31 |
| b.f. | 0.35 | 0.2 | 6334 | 5 | 4 |
| skinner | 1.99 | 0.6 | 2575 | 66 | 7 |
| major | 0.37 | 0.8 | 6310 | 22 | 5 |
| contribution | 0.07 | 0.1 | 9409 | 85 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| b.f. skinner major contribution | 1.08 | 0.4 | 1402 | 59 |
