| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| telephone busy signal sound effect | 1.69 | 0.5 | 1612 | 58 |
| busy signal sound effect | 0.57 | 0.3 | 337 | 61 |
| phone busy signal sound | 1.37 | 0.5 | 8904 | 92 |
| busy signal sound effect mp3 | 1.15 | 0.5 | 1170 | 53 |
| busy signal on the phone | 1.28 | 0.6 | 6724 | 23 |
| telephone service busy signal | 0.21 | 0.3 | 7320 | 54 |
| what does the busy signal sound like | 0.53 | 0.4 | 2358 | 33 |
| sound of a busy signal | 0.08 | 0.5 | 2101 | 5 |
| phone has a busy signal | 1.84 | 0.9 | 245 | 75 |
| phone busy signal all the time | 0.25 | 0.1 | 4987 | 93 |
| cell phone busy signal | 1.22 | 0.2 | 1209 | 85 |
| busy signal on phone line | 0.43 | 0.8 | 9543 | 1 |
| busy sound on phone | 1.04 | 0.6 | 6444 | 16 |
| constant busy signal on phone | 1.35 | 0.7 | 8725 | 5 |
| busy phone line sound | 0.66 | 0.1 | 7559 | 82 |
