| 100% | ERRORCODES | 10 | 403 Forbidden and 404 Not Found, for two |
| 42% | ERROR | 5 | "404 Not Found," for one |
| 39% | ERROR | 5 | 404 NOT FOUND* |
| 38% | ERROR | 5 | "404: Page Not Found," for one |
| 37% | ERROR | 5 | 404 Not Found, e.g. |
| 37% | ERRORCODE | 9 | 404 Not Found, e.g. |
| 37% | APPS | 4 | Find My iPhone and Pandora, for two |
| 36% | ERROR | 5 | 404 Not Found on a webpage, e.g. |
| 35% | ERRORCODE | 9 | 403 Forbidden, for example |
| 35% | ERROR | 5 | "File not found," for example |
| 32% | ODD | 3 | Number not found in the twos table |
| 32% | BARTOK | 6 | "Sonata for Two Pianos and Percussion" composer |
| 32% | MEAN | 4 | Two, for one and three? |
| 32% | PLEAS | 5 | "Guilty" and "not guilty," for two |
| 31% | MALAPHOR | 8 | Informal term for a sentence that mixes two idioms or cliches, like the ones found in 20a, 42a, 58a, 24d, and 25d |
| 31% | YEARROUND | 9 | Not just for a season or two |
| 31% | LOST | 4 | ___ and found (section for missing things) |
| 30% | REPURPOSE | 9 | Find a new and different use for something |
| 30% | ERROR | 5 | 404 Page Not Found, e.g. |
| 30% | TRISECT | 7 | Cut for yourself and two friends |
| 30% | ERROR | 5 | "404 Not Found," e.g. |
| 30% | ERROR | 5 | "404 Not Found" indicates one |
| 30% | EPS | 3 | Not many tracks are found on them, for short |
| 30% | ADDS | 4 | Puts two and two together, for example |
| 30% | TUB | 3 | Place for a butcher and two others |
| 30% | APPS | 4 | Waze and Find My iPhone, for example |
| 30% | COMPASS | 7 | A device for showing and finding directions |
| 30% | EPICS | 5 | "Iliad" and "Odyssey," for two |
| 30% | OPERAS | 6 | "Tosca" and "Rigoletto," for two |
| 30% | DALIS | 5 | "Sleep" and "Spain," for two |