bbbb bhit bhoi bhot bibb bibi bibo bihi bio- bioi biot bipp bith bito bitt bobb bobi bobo boho boht boi- boii boit boob booh boop boot bopp botb both boti boto bott bpot bpti btbp btob bttb h-ii hbio hbit hhhh hhip hhtp hibi hibt hihi hiho hiht hiit hiob hipo hipp hipt hiti hito hitt hobo hoho hoip hoit hoop hoot hopi hopo hopp hopt hotb hoth hoti hoto hotp hott hpot hpti hpto htoh htop htpp http ibot ibtb ihit ihob ihop iiht iiii iiio iiit iioi iioo iiop iitt iobi ioii ioio ioit iooi iooo ioto ipoh ipop ippo ipto itoh itoi itoo itto obbo obit oboi obot ohhi ohho ohio ohob ohoh ohto oiii oiti oobi ooho oooh oooo ootb ootp ophi opii opio opit opo- oppi oppo opti opto otho otit oto- otoh otoo otpp otti otto phht phi- phip phit phob phoh phoo phot pibb pibi piip piob piot pipi pipo pipp pith piti pito pitt pobo poio pooh poop poot pop- popi popo popp popt poth poti poto pott pphi ppib ppih pppo pppp pptt ptop tbit tbtp thhp thi- thio thoo thot thpp thtb tibi tiht tiit tiop tip- tipi tipo tipp tipt tith titi tito titp titt tobi tobo tobt tohi toho toit tooh toot top- toph topi topo topp topt toth toti toto tott tppp tptp ttbb ttop tttt