Many compound words can be formed within a creative system. Which actually means according to a certain principle one can create new words as many as fantasy serves.

noun + noun           check or. answer    Bauarbeiter = worker on a construction site   Baumaßnahme = tasks of construction     Baustelle = building site, construction site     Baumaschine = machine for building     Bausektor = building sector     Bau = construction, building, Industrie = industry     construction industry     Hausdach = roof of a house   Haustür = door of a house (entrance)     Hausarbeiten = house work     Hausflur = corridor     Haus = house, Wand = wall     wall of a house     Benzinkanister = gasoline can   Benzinpreis = gasoline price     Benzinherstellung = refinary     Benzin = gasoline, Lieferung = supply     gasoline supply