-ic -up a-a a-b a-c a-i aaa aab aac aai aap aar aau ab- aba abb abc abi abp abr abu ac- aca acb acc aci acp acr acu ai- aia aib aic aii aip air aiu ap- apa apb apc api app apr apu ar- ara arb arc ari arp arr aru au- aua aub auc aui aup aur b-p b-u baa bab bac bai bap bar bau bba bbb bbc bbi bbp bbr bbu bca bcb bcc bci bcp bcr bcu bi- bia bib bic bii bip bir biu bpa bpb bpc bpi bpp bpr bpu bra brb bri brp brr bru bua bub buc bui bup bur buu c-- caa cab cac cai cap car cau cba cbb cbc cbi cbp cbr cbu cca ccb ccc cci ccp ccr ccu ci- cia cib cic cii cip cir ciu cpa cpb cpc cpi cpp cpr cpu cra crb crc cri crp crr cru cua cub cuc cui cup cur cuu ia- iaa iab iac iai iap iar iau iba ibb ibc ibi ibp ibr ibu ica icb icc ici icp icr icu iia iib iic iii iip iir iiu ipa ipb ipc ipi ipp ipr ipu ir- ira irb irc iri irp irr iru iu- iua iub iuc iui iup iur p-p paa pab pac pai pap par pau pba pbb pbc pbi pbp pbr pbu pca pcb pcc pci pcp pcr pcu pia pib pic pii pip pir piu ppa ppb ppc ppi ppp ppr ppu pra prb prc pri prp prr pru pua pub puc pui pup pur puu ra- raa rab rac rai rap rar rau rba rbb rbc rbi rbp rbr rbu rca rcb rcc rci rcp rcr rcu ria rib ric rii rip rir rpa rpb rpc rpi rpp rpr rpu rra rrb rrc rri rrp rrr rru rua rub ruc rui rup rur ruu ua- uaa uab uac uai uap uar uau uba ubb ubc ubi ubp ubr ubu uca ucb ucc uci ucp ucr ucu uia uib uic uii uip uir uiu up- upa upb upc upi upp upr upu ur- ura urb urc uri urp urr uru uua uuc uur uuu

a-ii aaaa aaab aaac aaai aaap aaar aaba aabb aabc aabi aabp aaca aacb aacc aaci aacp aacr aacu aaib aaic aaii aapa aapc aapi aara aarc aari aarp aaru aaup abaa abab abac abai abap abar abau abb- abba abbb abbi abbr abca abcb abcc abci abcp abcr abia abib abic abir abiu abpa abpc abpi abpp abpr abra abrc abri abua acaa acab acac acai acap acar acba acca accc acci accp accu aci- acia acic acip acir acpa acpi acpr acpu acr- acra acrc acri acrr acu- acup acur aiai aiba aica aicc aicp aicr aiia aiib aiic aiir aipa aipi aira airi airp aiui apac apai apap apar apba apbr apca apcb apcc apcr api- apia apic apip appa appc appr appu apra aprc apri apua apuc apup arab arac arai arap arar arau arba arbi arc- arca arci aria arib arii arip arpa arpi arpu arr- arra arrc arri arrr arru arua arub arui arup auaa auca auci aucp aupc aur- aura auri ba-i baaa baar baba babb babi babr babu bac- baca bacc baci baia baib baic bair bapa bapc bapi bapp bapu bar- bara barb barc bari barr baru bau- baur bbau bbbb bbci bbpr bbrc bcaa bcap bcar bcbc bcbp bcca bccc bcci bcia bcpp bcra bcru bcuc bcup biap biar biba bibb bibi bica bicc bici bipa bipp bipu bira birb biri birr biru bpai bpcp bprc brab brac brai brau brca brcb bria bric brrr bruc brup buar buba bubb bubi bubu buca bucc buci bucu buic buir buiu bupa bupc bur- bura burb buri burp burr buru caaa caab caac caap caba cabi cabu cac- caca cacc caci cacr caia caib caic caip cair caiu capa capb capc capi capp capu cara carb carc cari carp carr cauc caup cbac cbar cbbc cbca cbcc cbcp cbcr cbcu cbia cbir cbpc cbpp ccaa ccab ccac ccai ccap ccar ccba ccbc ccca cccb cccc ccci cccp cccu ccic ccii ccip ccir ccpa ccpp ccpr ccra ccrc ccri ccrp ccuc ccup ciaa ciar ciau ciba cibc cibi cica cicc cici cicr cicu ciia ciii cipa cipp cira cirb circ ciri cirr ciuc ciup cpaa cpac cpap cpbc cpca cpcu cpia cpic cppa cpri crab crac crai crap crar crau crbc crbu crca crcc crcr cria crib cric crip criu crpc crub crup cuau cub- cuba cubb cubi cuca cucc cuci cui- cuir cupp cupr cura curb curi curr iaaa iaac iaai iaap iaba iaca iacc iacp iacr iacu iaia iapa iapp iapu iara iarc iaru ibac ibar ibca ibia ibra ibrc ibri icaa icab icac icai icap icar icbc icbp icca iccb iccc icci iccp iccr iccu icpa icpc icra icrc icrr icru icub icup iiac iica iiii iipa iira iirc iiuc ipac ipba ipca ipcc ippa ippc ippr ipri ipur irac irai irap irar irbp irca ircc ircu iri- iria iric irip irpa irpc irra irrc irri iucc iuiu iupa iupp iura paap paar paba pabu paca paci pacu paia paib paip pair papa papb papi papp papr par- para parc pari parp parr paru paua paup paur pbac pbar pbcc pbpa pcaa pcap pcba pcbc pcca pccc pcia pcip pcpb pcpp pcra pcrc piai piau pibb pibi pica picc pici picr picu piia piip pipa pipi pipp pira pirc piri pirr piru ppac ppap ppar ppcc ppci ppib ppic pppa pppp pprc ppru ppur prai prar prau prbc prca prcc prcp pri- pria prii prri pruu puar pubu puca puir puiu pupa pupi pupu pur- pura purb puri purp purr puru puuc raab raba rabb rabi rabu rac- raca racc raci racu raia raic raii raip rair raiu rapa rapc rapi rapp rara rarb rari raua raub rauc raup rbbb rbbr rcac rcbc rccb rccc rcic rcpi riaa riab riai riau rib- riba ribu rica ricc riia ripa ripi