| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| electric bell for school | 1.06 | 0.7 | 3278 | 24 | 44 |
| electronic bell for school | 0.71 | 0.2 | 1505 | 26 | 92 |
| old electric school bell | 1.18 | 1 | 7792 | 24 | 51 |
| electric school bell for sale | 0.79 | 0.1 | 9509 | 29 | 57 |
| vintage electric school bell | 1.34 | 0.3 | 4235 | 28 | 74 |
| electric school bell sound | 1.16 | 0.5 | 7750 | 26 | 84 |
| electronic bell system for schools | 0.11 | 0.5 | 3294 | 34 | 44 |
| electronic school bell system | 1.95 | 0.8 | 6174 | 29 | 62 |
| electronic school bell sound | 0.91 | 1 | 5697 | 28 | 92 |
| electronic school bell suppliers | 1.7 | 1 | 2310 | 32 | 39 |
