The transaction codes generally follow logic of similar stuff in same place. But the table and column names are literal german abbreviations. E.g. table AUFK -

The transaction codes generally follow logic of similar stuff in same place. But the table and column names are literal german abbreviations. E.g. table AUFK - "SAP Order master data" is named after "Auftrag" (=order). Column "AUFART" = auftrag art = order type. And often more When you go into the actual ABAP code of some transactions, it can have comments in German, made by programmers many years ago. https://www.se80.co.uk/saptables/a/aufk/aufk.htm https://www.se80.co.uk/saptables/a/aufk/aufk.htm