a-a a-c a-t aaa aac aak aan aar aat aau ac- aca acc ack acn acr act acu aka akc akk akn akr aku an- ana anc ank ann anr ant anu ar- ara arc ark arn arr art aru at- ata atc atn atr att atu au- aua auc auk aun aur aut c-- caa cac cak can car cat cau cca ccc cck ccn ccr cct ccu cka ckc ckt cn- cna cnc cnn cnr cnt cnu cra crc crk crn crr crt cru cta ctc ctk ctn ctr ctt ctu cua cuc cuk cun cur cut cuu k-t ka- kaa kac kak kan kar kat kau kca kcc kck kcn kcr kct kcu kkc kkk kkn kkr kkt kku kn- kna knc knk knn knr knt knu kra krc krk krn krr krt kru kta ktc ktk ktn ktr ktt ktu kuc kuk kun kur kut kuu naa nac nak nan nar nat nau nca ncc nck ncn ncr nct ncu nka nkc nkk nkn nkr nkt nku nna nnc nnk nnn nnt nnu nra nrc nrk nrn nrr nrt nru nta ntc ntk ntn ntr ntt ntu nua nuc nuk nun nur nut nuu ra- raa rac rak ran rar rat rau rca rcc rcn rcr rct rcu rkc rkk rkt rku rna rnc rnn rnr rnt rnu rra rrc rrk rrn rrr rrt rru rta rtc rtk rtn rtr rtt rtu rua ruc ruk run rur rut ruu taa tac tak tan tar tat tau tca tcc tck tcn tcr tct tcu tka tkc tkk tkr tkt tna tnc tnk tnn tnr tnt tra trc trk trn trr trt tru tta ttc ttk ttn ttr ttt ttu tua tuc tuk tun tur tut tuu ua- uaa uac uak uan uar uat uau uca ucc uck ucn ucr uct ucu uka ukc ukk ukn ukr uku un- una unc unk unn unr unt unu ur- ura urc urk urn urr urt uru uta utc utk utn utr utt utu uua uuc uun uur uut uuu