a-a a-c aaa aac aae aah aas aau aax ac- aca acc ace ach acs acu acx aea aec aee aeh aes aeu aex aha ahc ahe ahh ahs ahu ahx as- asa asc ase ash ass asu asx au- aua auc aue auh aus aux ax- axa axe axh axs axx c-- caa cac cae cah cas cau cax cca ccc cce cch ccs ccu ccx ce- cea cec cee ceh ces ceu cex ch- cha chc che chh chs chu chx csa csc cse csh css csu csx cua cuc cue cuh cus cuu cxc cxh cxs cxx eaa eac eae eah eas eau eax ec- eca ecc ece ech ecs ecu ecx eea eec eee ees eex eha ehc ehe ehh ehs ehu es- esa esc ese esh ess esu esx eu- eua euc eue eus eux ex- exa exc exe exh exs exu exx haa hac hae hah has hau hax hca hcc hce hch hcs he- hea hec hee heh hes heu hex hha hhc hhe hhh hhs hhu hsa hsc hse hsh hss hsu hsx hua huc hue huh hus huu hux hxc saa sac sae sah sas sau sax sca scc sce sch scs scu scx se- sea sec see seh ses seu sex sh- sha shc she shh shs shu ss- ssa ssc sse ssh sss ssu ssx sua suc sue suh sus suu sux sxc sxs sxu ua- uaa uac uae uah uas uau uca ucc uce uch ucs ucu uea uec uee ueh ues uha uhc uhe uhh uhs uhu usa usc use ush uss usu usx uua uuc uue uus uuu uxc uxu xaa xac xas xau xch xcx xee xes xeu xex xsa xsc xss xue xus xxx