-ic a-a a-c a-i a-t aaa aac aai aao aar aat aau aax ac- aca acc aci aco acr act acu acx ai- aia aic aii aio air ait aiu aix aoa aoc aoi aoo aor aot aou aox ar- ara arc ari aro arr art aru arx at- ata atc ati ato atr att atu atx au- aua auc aui auo aur aut aux ax- axa axi axo axr axt axx c-- caa cac cai cao car cat cau cax cca ccc cci cco ccr cct ccu ccx ci- cia cic cii cio cir cit ciu cix co- coa coc coi coo cor cot cou cox cra crc cri cro crr crt cru crx cta ctc cti cto ctr ctt ctu ctx cua cuc cui cuo cur cut cuu cxc cxi cxo cxr cxt cxx ia- iaa iac iai iao iar iat iau ica icc ici ico icr ict icu iia iic iii iio iir iit iiu iix io- ioa ioc ioi ioo ior iot iou ir- ira irc iri iro irr irt iru irx ita itc iti ito itt itu itx iu- iua iuc iui iur iut ixc ixi o-i oaa oac oai oao oar oat oau oax oc- oca occ oci oco ocr oct ocu ocx oia oic oii oio oir oit oiu oo- ooa ooc ooi ooo oor oot oox or- ora orc ori oro orr ort oru orx ot- ota otc oti oto otr ott otu ou- oua ouc oui ouo our out ox- oxa oxc oxi oxo oxt oxx ra- raa rac rai rao rar rat rau rax rca rcc rci rco rcr rct rcu rcx ria ric rii rio rir rit rix roa roc roi roo ror rot rou rox rra rrc rri rrr rrt rru rta rtc rti rto rtr rtt rtu rtx rua ruc rui ruo rur rut ruu rux rxr t-x taa tac tai tao tar tat tau tax tca tcc tci tco tcr tct tcu tcx tia tic tii tio tir tit tiu tix to- toa toc toi too tor tot tou tox tra trc tri tro trr trt tru trx tta ttc tti tto ttr ttt ttu ttx tua tuc tui tuo tur tut tuu tux txi txt txu ua- uaa uac uai uao uar uat uau uca ucc uci uco ucr uct ucu uia uic uii uio uir uit uiu uoa uoc uoo uor uot uox ur- ura urc uri uro urr urt uru urx uta utc uti uto utr utt utu utx uua uuc uur uut uuu uxc uxo uxr uxt uxu xaa xac xar xat xau xci xcr xcx xia xic xii xio xit xiu xix xoa xoc xoi xoo xor xot xox xrc xrt xrx xtc xti xtr xtx xui xxi xxo xxx