| Subject | English | Bulgarian |
| comp., MS | certificate chaining | трасиране на сертификат (A process that builds one or more certificate paths. The certificate paths may or may not trace up to a self-signed or root certificate) |
| survey. | error in chaining | линейно несъвпадане |
| construct. | line chaining | жалониране на права |
| construct. | line chaining | жалониране на линия |