| Subject | English | Polish |
| commun., transp., avia. | mobile communication services on aircraft | usługi MCA |
| commun., transp., avia. | mobile communication services on aircraft | usługi łączności ruchomej na pokładach statków powietrznych |
| comp., MS | Mobile Services | Usługi mobilne (The Windows Azure component that enables developers to add a cloud-based backend service to an app) |