| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| operant conditioning secondary reinforcer | 1.05 | 0.2 | 5257 | 90 | 41 |
| operant | 1.14 | 0.4 | 7845 | 51 | 7 |
| conditioning | 1.56 | 0.5 | 3196 | 57 | 12 |
| secondary | 0.14 | 0.9 | 560 | 46 | 9 |
| reinforcer | 1.12 | 0.6 | 1807 | 92 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| operant conditioning secondary reinforcer | 0.54 | 0.2 | 2509 | 32 |
