Here's what rhymes with mmuo.
o au oh owe aux wo woe eau ow eux oe whoa no so know go though low show co row tho fo foe ho lo quo bo doe dough mo po ro toe tow yo beau ceux faut goe hoe jo ko sew soe vo beaux cho dau mow noe roe sho tuo yeux zo rho doh ago flow blow grow slow snow throw pro glow fro crow thro bio nouveau uno floe bro stow throe trow sloe kayo schmo schmoe although below audio chateau hello aglow cameo dicho topos chateaux dunno chapeau kapok oleo tarot turbot bandeau gateau matzoh chapeaux gateaux pekoe borzoi romeo resew ratio radio embryo plateau undergo bestow folio indigo patio dynamo forego forgo polio propos tableau aliquot domino escrow medico outgrow rodeo siglo tableaux plateaux trousseau undertow deathblow foreknow regrow fatso trousseaux overthrow studio buffalo overflow stereo bungalow calico vertigo apropos mistletoe spatio adagio piccolo overgrow pompano microdot tallyho portico afterglow oregano mustachio moustachio politico presidio pianissimo pistachio portfolio impresario archipelago braggadocio generalissimo