| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| english grammar book pdf download free | 0.74 | 0.9 | 7594 | 28 |
| oxford english grammar book pdf free download | 0.05 | 0.5 | 5833 | 27 |
| best english grammar book pdf free download | 1.32 | 0.4 | 2397 | 48 |
| basic english grammar book pdf free download | 0.28 | 0.5 | 8279 | 67 |
| grammar english book pdf download free khmer | 1.83 | 0.3 | 4354 | 32 |
| english grammar full book free download pdf | 0.6 | 0.6 | 9620 | 71 |
| oxford english grammar book | 1.69 | 0.9 | 4674 | 79 |
| grammar book pdf oxford | 1.78 | 0.2 | 5537 | 25 |
| oxford practice grammar book pdf | 0.61 | 1 | 3781 | 18 |
| free english grammar book pdf download | 0.92 | 0.4 | 5067 | 60 |
| oxford english grammar pdf | 1.25 | 0.5 | 1356 | 39 |
| oxford basic english grammar book pdf | 0.22 | 0.6 | 8106 | 27 |
| grammar oxford book 1 online | 1.56 | 0.2 | 3574 | 95 |
| the oxford handbook of english grammar pdf | 1.85 | 0.7 | 5078 | 3 |
| oxford english grammar course ebook | 0.72 | 0.1 | 8775 | 98 |
| oxford guide to english grammar pdf | 1.53 | 0.8 | 4230 | 63 |
| oxford handbook of english grammar | 0.32 | 0.8 | 5626 | 36 |
