-ic a-a a-b a-c a-i aaa aab aac aai aak aan aar ab- aba abb abc abi abk abn abr ac- aca acb acc aci ack acn acr ai- aia aib aic aii aik ain air aka akb akc aki akk akn akr an- ana anb anc ani ank ann anr ar- ara arb arc ari ark arn arr baa bab bac bai bak ban bar bba bbb bbc bbi bbk bbn bbr bca bcb bcc bci bck bcn bcr bi- bia bib bic bii bik bin bir bka bkb bkc bkk bkn bkr bna bnb bnc bni bnk bnn bnr bra brb bri brk brn brr c-- caa cab cac cai cak can car cba cbb cbc cbi cbk cbn cbr cca ccb ccc cci cck ccn ccr ci- cia cib cic cii cik cin cir cka ckb ckc cki cn- cna cnb cnc cni cnn cnr cra crb crc cri crk crn crr ia- iaa iab iac iai ian iar iba ibb ibc ibi ibk ibn ibr ica icb icc ici ick icn icr iia iib iic iii iin iir ika ikb ikc iki ikk ikr in- ina inb inc ini ink inn inr ir- ira irb irc iri irk irn irr ka- kaa kab kac kai kak kan kar kba kbb kbc kbi kbk kbn kbr kca kcb kcc kci kck kcn kcr kia kib kic kii kik kin kir kkb kkc kki kkk kkn kkr kn- kna knc kni knk knn knr kra krc kri krk krn krr n-i naa nab nac nai nak nan nar nba nbb nbc nbi nbk nbn nbr nca ncb ncc nci nck ncn ncr nia nib nic nii nik nin nir nka nkc nki nkk nkn nkr nna nnb nnc nni nnk nnn nra nrb nrc nri nrk nrn nrr ra- raa rab rac rai rak ran rar rba rbb rbc rbi rbk rbn rbr rca rcb rcc rci rcn rcr ria rib ric rii rik rin rir rkb rkc rkk rna rnb rnc rni rnn rnr rra rrb rrc rri rrk rrn rrr

-ana -nik a-ak a-ii aaaa aaab aaac aaai aaan aaar aaba aabb aabc aabi aaca aacb aacc aaci aack aacn aacr aaib aaic aaii aain aaka aana aani aara aarc aari abaa abab abac abai abak aban abar abb- abba abbb abbi abbr abca abcb abcc abci abcn abcr abia abib abic abin abir abra abrc abri acaa acab acac acai acan acar acba acca accc acci aci- acia acic acin acir acr- acra acrc acri acrr aiai aian aiba aibn aica aicc aicr aiia aiib aiic aiin aiir aika aiki aina ainc aini aira airi akaa akai akan akar akca akia akik akin akir akka akki akna akr- akra ana- anaa anab anac anai anak anan anar anba anbb anbi anca ancc ania anib anic anik anin anir ank- anka anki anna annb anni anrc anri arab arac arai arak aran arar arba arbi arc- arca arci aria arib arii arik arin arka arki arna arni arnk arr- arra arrc arri arrk arrr ba-i baaa baak baan baar baba babb babi babr bac- baca bacc baci back bacn baia baib baic baik bain bair bak- baka baki bakr bana banc bani bank bann banr bar- bara barb barc bari bark barn barr bbbb bbci bbin bbrc bcaa bcar bcbc bcca bccc bcci bcia bcra biak bian biar biba bibb bibi bica bicc bici bick biin bin- bina binc bini bink binn bira birb biri birk birn birr bnai bnib bnin bnrr brab brac brai brak bran brca brcb bria bric brik brin brka brkb brna brrr caaa caab caac caan caba cabi cac- caca cacc caci cack cacr caia caib caic caik cain cair caka cana canc cani cank cann cara carb carc cari cark carn carr cbac cbar cbbc cbca cbcc cbcn cbcr cbia cbir cbka cbkn cbkr cbna cbrn ccaa ccab ccac ccai ccar ccba ccbc ccbn ccca cccb cccc ccci ccic ccii ccir ccna ccnb ccnc ccni ccnr ccra ccrc ccri ciaa ciak cian ciar ciba cibc cibi cica cicc cici cicr ciia ciii cika cikr cin- cina cinc cini cink cira cirb circ ciri cirk cirr ckac ckan ckbc ckbi ckck ckin cknb cknc ckrc cnaa cnac cnbc cnci cnib cnic cnki cnna cnrc cnrr crab crac crai cran crar crbc crca crcc crcr cria crib cric crik crin crkc crna iaaa iaac iaai iaba iaca iacc iacr iaia iain iana iara iarc ibac iban ibar ibca ibia ibra ibrc ibri icaa icab icac icai ican icar icbc icca iccb iccc icci iccn iccr icnb icnc icra icrc icrr iiac iica iiii iira iirc ikar ikin ikki ikra ikri inab inac inai inan inar inba inca incb inci incr inia inka inki inna inni innr inra inri irac irai irak iran irar irca ircc iri- iria iric irin irka irki irna irra irrc irri k-ci kaaa kaab kaai kaak kaan kaar kaba kabb kabc kabi kabr kacb kacc kaci kaia kaib kaic kaii kaik kain kair kaka kakc kaki kakk kakn kana kanb kani kann kara karb kari kark karn karr kbaa kbab kbac kbai kbak kbar kbba kbbb kbbc kbbi kbbk kbbr kbca kbcb kbci kbck kbcr kbia kbib kbic kbik kbkb kbkk kbkr kbna kbnn kbnr kbra kbrb kbrc kbri kbrk kbrn kcaa kcab kcac kcai kcar kcba kcbc kcbi kcbk kcbr kcca kccb kccc kcci kcck kccr kcic kcii kcin kcir kckc kckk kckn kckr kcnb kcni kcnr kcrc kcri kcrn kcrr kiab kiac kiai kian kiar kiba kibb kibc kibi kibr kica kicb kicc kick kicr kiia kiic kiii kiik kika kikc kiki kikk kikr kin- kina kinb kinc kini kink kinn kira kirb kirc kiri kirk kirn kirr kkaa kkac kkai kkan kkar kkba kkbb kkbi kkbn kkbr kkcb kkci kkck kkcn kkcr kkia kkic kkik kkin kkkk kknb kkni kknn kkrb kkrc kkrk kkrn kkrr knaa knab knac knai knan knar knba knbb knbc knbn knbr knca kncb knci knck kncn kncr knia knib knic