| Subject | English | Bulgarian |
| comp., MS | Help and Support Center | център за помощ и поддръжка (A unified place where a user can access all Help and Support content and services from Microsoft, the OEM, and the corporation) |
| comp., MS | Help and Support Center taxonomy | класифицираща система на Центъра за помощ и поддръжка (In the Windows XP Help and Support Center, the classification system that organizes Help topics into specific categories) |