| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| letter to professor for phd application | 1.68 | 0.5 | 5768 | 35 | 39 |
| letter | 0.11 | 0.9 | 6660 | 27 | 6 |
| to | 0.55 | 0.2 | 7672 | 12 | 2 |
| professor | 0.1 | 0.7 | 8772 | 11 | 9 |
| for | 1.07 | 0.1 | 3150 | 81 | 3 |
| phd | 1.89 | 0.2 | 7558 | 81 | 3 |
| application | 1.57 | 0.5 | 2720 | 54 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| letter to professor for phd application | 0.37 | 0.1 | 6810 | 52 |
