Type in a number, turn the calculator upside down, and you should be able to read all the words in the table below.
Key
0 = O, 1 = I, 3 = E, 4 = h, 5 = S, 6 = g, 7 = L and 8 = B

BE GO HE HI IS LO SO BEE BEG BIB BIG BOB BOG BOO EBB EEL EGG EGO ELL GEE GEL GIB GIG GOB GOO HIS HOB HOG ILL LEE LEG LIE LOB LOG LOO OIL SEE SHE SIS SOB SOL ZIG ZOO BEES BEGS BELL BIBS BILE BILL BIOS BLOB BOBS

BOO BOOS BOSS EBBS EELS EGGS EGOS ELSE GELS GIBE GIGS GILL GLEE GLIB GLOB GOBS GOES GOGO GOSH HEEL HIGH HILL HISS HOBO HOES HOGS HOLE HOSE HOSS IBIS ILLS ISLE LEES LEGS LESS LIES LOBE LOBO LOGE LOGO LOGS LOLL LOSE LOSS OBOE OGLE OILS OOZE SEES SELL SHES SHOE

SLOB SLOE SLOG SOBS SOIL SOLE SOLO ZIGS ZOOS BEIGE BELIE BELLE BELLS BEZEL BIBLE BILGE BILLS BLESS BLISS BLOBS BOILS BOLES BOOZE GEESE GILLS GLEES GLOBE GLOSS GOOSE HEELS HEIGH HELLO HILLS HOLES HOSES IGLOO ISLES LIBEL LIEGE LISLE LOBES LOESS LOOSE LOSES OBESE OGLES OOZES SEIZE SELLS SHELL SHIES SHILL

SILLS SIZES SLOGS SLOSH SOILS SOLES SOLOS BELIES BELLES BESSEL BIBLES BILGES BOBBIE BOBBLE BOGGLE BOGIES BOOGIE BOOZES BOSSES GIGGLE GLOBES GOBBLE GOGGLE HISSES HOBBLE HOLIES IGLOOS LESSEE LILIES LOOSES LOSSES OBLIGE OBSESS SEIZES SHELLS SHILOH SIEGES SIZZLE SLEIGH BELLIES BESIEGE BOBBLES BOGGLES ELEGIES GIGGLES GLOSSES GOBBLES GOGGLES HOBBIES HOBBLES LEGIBLE LOBBIES