| हिन्दी | hin-000 |
| असमाधेय | |
| Universal Networking Language | art-253 | unresolvable |
| Universal Networking Language | art-253 | unsoluble |
| Universal Networking Language | art-253 | unsolvable |
| English | eng-000 | irreconcilable |
| English | eng-000 | unresolvable |
| English | eng-000 | unsoluble |
| English | eng-000 | unsolvable |