| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| invented the usb flash drive | 1.34 | 0.4 | 7027 | 55 |
| who invented the usb flash drive | 0.6 | 0.3 | 552 | 78 |
| when was the usb flash drive invented | 1.58 | 0.7 | 3372 | 19 |
| when were usb flash drives invented | 1.64 | 0.6 | 3346 | 15 |
| where was the usb flash drive invented | 1.95 | 0.5 | 367 | 4 |
| when was the first usb flash drive invented | 1.78 | 0.6 | 4390 | 68 |
| usb flash drive year invented | 0.81 | 0.7 | 5233 | 37 |
