-er a-a a-c a-q a-t aaa aac aae aak aaq aar aas aat aau ac- aca acc ace ack acq acr acs act acu aea aec aee aek aeq aer aes aet aeu aka akc ake akk akr aks aku aqa aqc aqr aqs aqt ar- ara arc are ark arq arr ars art aru as- asa asc ase ask asq asr ass ast asu at- ata atc ate atr ats att atu au- aua auc aue auk aur aus aut c-- caa cac cae cak caq car cas cat cau cca ccc cce cck ccr ccs cct ccu ce- cea cec cee cek ceq cer ces cet ceu cka ckc cks ckt cqa cqc cqs cqt cra crc cre crk crq crr crs crt cru csa csc cse csk csq csr css cst csu cta ctc cte ctk ctq ctr cts ctt ctu cua cuc cue cuk cuq cur cus cut cuu eaa eac eae eak ear eas eat eau ec- eca ecc ece eck ecq ecr ecs ect ecu eea eec eee eek eer ees eet eka ekc eke ekr eks ekt eku eqa eqe eqq eqs eqt equ era erc ere erk erq err ers ert eru es- esa esc ese esk esq esr ess est esu eta etc ete etk etr ets ett etu eu- eua euc eue eur eus eut k-t ka- kaa kac kae kak kar kas kat kau kca kcc kce kck kcr kcs kct kcu ke- kea kec kee kek ker kes ket kkc kke kkk kkr kks kkt kku kqa kra krc krk krr krs krt kru ksa ksc kse ksk ksr kss kst ksu kta ktc kte ktk ktr kts ktt ktu kuc kue kuk kur kus kut kuu qaa qac qar qas qat qau qca qcc qcs qct qec qee qet qqk qqq qqu qra qrc qre qrs qrt qru qsa qsc qsr qst qta qtc qtq qtr qts qu- qua que qur qus qut ra- raa rac rae rak raq rar ras rat rau rca rcc rce rcr rcs rct rcu re- rea rec ree rek req rer res ret reu rkc rke rkk rks rkt rku rqc rqs rra rrc rrk rrq rrr rrs rrt rru rsa rsc rse rsk rsq rsr rss rst rsu rta rtc rte rtk rtq rtr rts rtt rtu rua ruc rue ruk rur rus rut ruu saa sac sae sak saq sar sas sat sau sca scc sce sck scr scs sct scu se- sea sec see sek seq ser ses set seu sk- ska skc ske skk skq skr sks skt sku sqa sqq sqr sqs sr- sra src sre srk srq srr srs srt ss- ssa ssc sse ssk ssq ssr sss sst ssu sta stc ste stk stq str sts stt stu sua suc sue suk suq sur sus sut suu taa tac tae tak taq tar tas tat tau tca tcc tce tck tcr tcs tct tcu te- tea tec tee tek teq ter tes tet teu tka tkc tke tkk tkr tks tkt tra trc tre trk trq trr trs trt tru tsa tsc tse tsk tsq tsr tss tst tsu tta ttc tte ttk ttr tts ttt ttu tua tuc tue tuk tur tus tut tuu ua- uaa uac uae uak uaq uar uas uat uau uca ucc uce uck ucr ucs uct ucu uea uec uee uer ues uet uka ukc uke ukk ukr uku ur- ura urc ure urk urr urs urt uru usa usc use usk usr uss ust usu uta utc ute utk utr uts utt utu uua uuc uue uur uus uut uuu