| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| letter of reference for immigration sample | 0.04 | 0.5 | 7553 | 41 | 42 |
| letter | 1.21 | 0.7 | 4801 | 70 | 6 |
| of | 0.68 | 0.9 | 7666 | 100 | 2 |
| reference | 0.72 | 0.5 | 8162 | 51 | 9 |
| for | 0.35 | 1 | 8422 | 96 | 3 |
| immigration | 1.49 | 1 | 9836 | 65 | 11 |
| sample | 0.73 | 0.1 | 1220 | 98 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| letter of reference for immigration sample | 0.2 | 0.8 | 6824 | 94 |
