| Similarity | Rank | |
|---|---|---|
| e-book | 0.952 | 14899 |
| E-Book | 0.945 | 78132 |
| eBooks | 0.921 | 25725 |
| Ebook | 0.907 | 47855 |
| E-book | 0.904 | 64102 |
| E-books | 0.887 | 91614 |
| Ebooks | 0.887 | 72664 |
| ebook | 0.880 | 11150 |
| ebooks | 0.863 | 20456 |
| e-books | 0.861 | 23923 |
| Smashwords | 0.789 | 73678 |
| Kindle | 0.765 | 8933 |
| ePub | 0.765 | 77560 |
| book | 0.752 | 321 |
| iBooks | 0.749 | 53097 |
| eReader | 0.745 | 63069 |
| PLR | 0.742 | 39915 |
| EPUB | 0.737 | 78771 |
| NOOK | 0.732 | 93962 |
| Workbook | 0.724 | 52310 |
| self-published | 0.723 | 39325 |
| Books | 0.722 | 6155 |
| paperback | 0.721 | 19863 |
| audiobook | 0.720 | 52905 |
| e-zine | 0.718 | 65545 |