-ic a-a a-c a-i a-t aaa aac aai aao aat aau aax ac- aca acc aci aco act acu acx ai- aia aic aii aio ait aiu aix aoa aoc aoi aoo aot aou aox at- ata atc ati ato att atu atx au- aua auc aui auo aut aux ax- axa axi axo axt axx c-- caa cac cai cao cat cau cax cca ccc cci cco cct ccu ccx ci- cia cic cii cio cit ciu cix co- coa coc coi coo cot cou cox cta ctc cti cto ctt ctu ctx cua cuc cui cuo cut cuu cxc cxi cxo cxt cxx ia- iaa iac iai iao iat iau ica icc ici ico ict icu iia iic iii iio iit iiu iix io- ioa ioc ioi ioo iot iou ita itc iti ito itt itu itx iu- iua iuc iui iut ixc ixi o-i oaa oac oai oao oat oau oax oc- oca occ oci oco oct ocu ocx oia oic oii oio oit oiu oo- ooa ooc ooi ooo oot oox ot- ota otc oti oto ott otu ou- oua ouc oui ouo out ox- oxa oxc oxi oxo oxt oxx t-x taa tac tai tao tat tau tax tca tcc tci tco tct tcu tcx tia tic tii tio tit tiu tix to- toa toc toi too tot tou tox tta ttc tti tto ttt ttu ttx tua tuc tui tuo tut tuu tux txi txt txu ua- uaa uac uai uao uat uau uca ucc uci uco uct ucu uia uic uii uio uit uiu uoa uoc uoo uot uox uta utc uti uto utt utu utx uua uuc uut uuu uxc uxo uxt uxu xaa xac xat xau xci xcx xia xic xii xio xit xiu xix xoa xoc xoi xoo xot xox xtc xti xtx xui xxi xxo xxx