| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| quotation mark period rules | 1.38 | 0.6 | 4342 | 42 | 27 |
| quotation | 1.97 | 0.4 | 4573 | 52 | 9 |
| mark | 0.52 | 0.2 | 2721 | 14 | 4 |
| period | 0.41 | 0.9 | 3253 | 5 | 6 |
| rules | 1.85 | 0.1 | 3528 | 4 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| quotation mark period rules | 1.64 | 0.7 | 3334 | 98 |
| period quotation mark rule | 1.05 | 0.6 | 1441 | 15 |
| quotation mark and period | 0.42 | 0.7 | 6064 | 46 |
| period before quotation mark | 0.28 | 0.8 | 422 | 88 |
| grammar rules for quotation marks and periods | 0.62 | 0.5 | 6365 | 2 |
| proper use of quotation marks and period | 0.29 | 0.7 | 9717 | 47 |
| period and quotation mark | 1.53 | 0.1 | 7386 | 1 |
| period inside of quotation mark | 0.65 | 0.4 | 2130 | 35 |
| period and quotation rules | 0.21 | 0.3 | 3601 | 57 |
