| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| period and quotation rules | 1.93 | 1 | 9678 | 14 | 26 |
| period | 2 | 0.6 | 1103 | 96 | 6 |
| and | 1.83 | 0.8 | 3381 | 32 | 3 |
| quotation | 1.13 | 0.4 | 1137 | 22 | 9 |
| rules | 0.37 | 0.4 | 4446 | 29 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| period and quotation rules | 1 | 0.5 | 9765 | 17 |
| period with quotation marks rules | 1.66 | 0.9 | 1082 | 26 |
| quotation mark period rules | 1.83 | 0.7 | 1118 | 55 |
| quotation period rules | 1.74 | 0.3 | 2934 | 31 |
| rule for quotation marks and period | 0.45 | 0.3 | 1791 | 27 |
| quotation and period rule | 0.4 | 0.8 | 8486 | 23 |
| using periods with quotation marks | 0.87 | 1 | 9855 | 72 |
| quotation marks with periods | 1.36 | 0.4 | 1905 | 30 |
