| google scholar books search | 0.93 | 0.5 | 8358 | 27 | 64 |
| google scholar books search engine | 0.78 | 0.7 | 1177 | 34 | 54 |
| google scholar books search advanced | 1.69 | 0.9 | 6931 | 36 | 27 |
| google scholar books search by title | 0.21 | 0.3 | 7473 | 36 | 55 |
| google scholar books search by language | 0.75 | 0.9 | 368 | 39 | 92 |
| google scholar books search by publisher | 0.07 | 0.7 | 2500 | 40 | 64 |
| google scholar books search tips | 1.74 | 0.6 | 7530 | 32 | 68 |
| google scholar books search by isbn | 1.23 | 1 | 1785 | 35 | 37 |
| google scholar books search by author | 0.51 | 0.6 | 5364 | 37 | 50 |
| google scholar books search by year | 1.65 | 0.8 | 9059 | 35 | 48 |
| google scholar books search by subject | 1.65 | 0.8 | 6483 | 38 | 41 |
| google scholar books search by citation | 0.87 | 0.7 | 3159 | 39 | 62 |
