| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| letter of reference letter of recommendation | 0.04 | 0.1 | 104 | 54 | 44 |
| letter | 1.91 | 0.8 | 8614 | 46 | 6 |
| of | 1.45 | 0.4 | 6399 | 100 | 2 |
| reference | 0.16 | 0.5 | 8313 | 56 | 9 |
| letter | 1.87 | 0.2 | 1844 | 17 | 6 |
| of | 0.98 | 0.5 | 2001 | 64 | 2 |
| recommendation | 1.34 | 0.6 | 8282 | 16 | 14 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| reference letter vs recommendation letter | 1.79 | 0.4 | 1104 | 22 |
| reference letter and recommendation letter | 1.41 | 1 | 452 | 18 |
| is a reference letter a recommendation letter | 0.4 | 0.1 | 4878 | 96 |
| reference letter or recommendation letter | 1.3 | 0.6 | 4125 | 98 |
