(1) operational efficiency ::
effiċjenza operattiva(2) operational expenses ::
spejjeż operattivi(3) operational costs ::
ispejjeż operattivi(4) operational research ::
riċerka operazzjonali(5) operational planning ::
ippjanar operattiv(6) operational cost ::
ispejjeż operattivi(7) operational control ::
kontroll operattiv(8) operational readiness ::
prontezza operazzjonali(9) operational procedures ::
proċeduri operattivi