-hou dddd ddpo dhod dmop dmpu dod- dodd dodo dohm domm domo domp dood doom doop dopo dopp doud doum doup dphp dpmo dpph dudd dudo dudu duhu dumh dumm dump duo- dupo hdod hhhh hmmm hmph hodh hohm hoho hom- homo homp homu hood hoom hoop hopo hopp houd houp hpdh hudd hudo hudu huhu humh humm humo hump hupp mddm mdhp mdmp mdop mdpp mdud mhmm mmhm mmmd mmmh mmmm mmod mmpu modd modh modo modu mohm moho mohu momo momu mood moop moph mopp moud moup mpho mppp mudd mudu muhu mumm mumo mump mumu oddd odoh odom odoo odop odou odum ohho ohoh ohum omo- omoo omuo ooho oooh oooo opo- oppo oudh ouph ouu- pdmu phoh phom phoo phum pmmp pmmu pmpm pmpo pod- podd podo podu pomo pomp pomu pood pooh poop pop- popo popp poud poum poup ppod pppd pppo pppp pudo pudu pump pupu udoh udoo udop udpd uh-d uhoh uhuh uhup ummo umph uomo updm updo uppp uppu upup uuuu