HMÜ, HMUX, HN, HNA, HNC, HND, HNF, HNG, HNGR, HNH, HNIL, HNL, HNM, HNN, HNPA, HNS, HNW, HNX, HO, HOARE, HOB, HOBIC, HOBIS, hockey-pux, HOD, HOECHST, HOF, HOG, HOH, HOK - Acronyms von A bis Z - Wörterbücher