-hou a-do a-ha aaaa aaac aaad aaah aaca aacc aacd aach aaco aacu aada aadc aadu aaha aaoo acaa acac acad acca accc accd acch acco accu acda acdc acha achh acho achu acoa acod acoh acou acu- acuo adaa adac adad adah adao adcc adda addc addd addo addu adha adhd adho adhu adoc adod adoo adua ahac ahad ahah ahau ahha ahoa ahod ahua aoah aoca aodh auaa auca auch audc audh audo c-cd caaa caac caah cac- caca cacc cach caco cada cadc cadd cado cadu caha caod cauc cauo ccaa ccac ccad ccca cccc cccu ccdc ccdh ccha ccoc ccod ccuc cdaa cdac cdad cdda chaa chac chad chah chao chau chca chch chha choc chod choh choo chou chua chud coad coca coch coco cocu coda codd coha coho cood cooh coua coud cuau cuca cucc cuda daad daau daca dada dado dadu daha dahu daou daud dcca dccc dccu dddd ddoc dhaa dhad dhao dhau dhod doca doch doco docu dod- doda dodd dodo doha dohc dood douc doud duaa duad duah duca duch duco duda dudd dudo dudu duha duhu duo- haad haco hada hadh hadu haha haho hau- haud hcca hccc hcch hdca hdda hdoc hdod hhaa hhhh hoac hoad hoca hoch hoda hodh hoha hoho hood houd huac huah huch hucu huda hudd hudo hudu huhu oaau oahu ocac ocad occa occc ocha odac odah odda oddd odoh odoo odou ohad ohau ohcc ohho ohoh ooaa ooda ooha ooho oooh oooo ouac ouad oucc ouch oudc oudh ouu- uaca uaoc uaua ucad ucca ucdc ucdd ucha ucho ucua udaa udad udau udca udoh udoo uh-d uhoh uhuh uocc uuoc uuuu