-er -ic -up a-a a-c a-i aaa aac aad aae aai aap aar aau aax ac- aca acc acd ace aci acp acr acu acx ad- ada adc add ade adi adp adr adu adx aea aec aed aee aei aep aer aeu aex ai- aia aic aid aie aii aip air aiu aix ap- apa apc apd ape api app apr apu apx ar- ara arc ard are ari arp arr aru arx au- aua auc aud aue aui aup aur aux ax- axa axe axi axp axr axx c-- caa cac cad cae cai cap car cau cax cca ccc ccd cce cci ccp ccr ccu ccx cda cdc cdd cde cdi cdp cdr cdu cdx ce- cea cec ced cee cei cep cer ceu cex ci- cia cic cid cie cii cip cir ciu cix cpa cpc cpd cpe cpi cpp cpr cpu cpx cra crc crd cre cri crp crr cru crx cua cuc cud cue cui cup cur cuu cxc cxi cxp cxr cxx daa dac dad dae dai dap dar dau dax dca dcc dcd dce dci dcp dcr dcu dcx dda ddc ddd dde ddi ddp ddr ddu ddx de- dea dec ded dee dei dep der deu dex di- dia dic did die dii dip dir diu dix dpa dpc dpd dpe dpi dpp dpr dpu dra drc drd dre dri drp drr dru drx dua duc dud due dui dup dur dux dxc dxd dxi dxp dxr dxx eaa eac ead eae eai eap ear eau eax ec- eca ecc ecd ece eci ecr ecu ecx ed- eda edc edd ede edi edp edr edu edx eea eec eed eee eep eer eex eia eic eid eie eii eip eir eiu eix ep- epa epc epd epe epi epp epr epu epx era erc erd ere eri erp err eru eu- eua euc eud eue eui eup eur eux ex- exa exc exd exe exi exp exr exu exx i-d ia- iaa iac iad iae iai iap iar iau ica icc icd ice ici icp icr icu ida idc idd ide idi idp idr idu idx ie- iea iec ied iee iei iep ier iex iia iic iid iie iii iip iir iiu iix ipa ipc ipd ipe ipi ipp ipr ipu ipx ir- ira irc ird ire iri irp irr iru irx iu- iua iuc iud iue iui iup iur ixc ixe ixi p-p paa pac pad pae pai pap par pau pax pca pcc pcd pce pci pcp pcr pcu pcx pda pdc pdd pde pdi pdp pdr pdu pdx pea pec ped pee pei pep per peu pex pia pic pid pie pii pip pir piu pix ppa ppc ppd ppe ppi ppp ppr ppu ppx pra prc prd pre pri prp prr pru prx pua puc pud pue pui pup pur puu pxc pxe pxr ra- raa rac rad rae rai rap rar rau rax rca rcc rcd rce rci rcp rcr rcu rcx rda rdc rdd rde rdi rdp rdr rdu rdx re- rea rec red ree rei rep rer reu rex ria ric rid rie rii rip rir rix rpa rpc rpd rpe rpi rpp rpr rpu rpx rra rrc rrd rri rrp rrr rru rua ruc rud rue rui rup rur ruu rux rxp rxr ua- uaa uac uad uae uai uap uar uau uca ucc ucd uce uci ucp ucr ucu uda udc udd ude udi udp udr udu udx uea uec ued uee uei uep uer uia uic uid uie uii uip uir uiu up- upa upc upd upe upi upp upr upu upx ur- ura urc urd ure uri urp urr uru urx uua uuc uue uur uuu uxc uxr uxu xaa xac xad xap xar xau xcd xci xcp xcr xcx xda xdc xde xdi xdr xed xee xep xer xeu xex xia xic xie xii xiu xix xpa xpc xpd xpe xpp xrc xrd xrx xue xui xup xxi xxp xxx

a-ii aaaa aaac aaad aaae aaai aaap aaar aaca aacc aacd aace aaci aacp aacr aacu aada aadc aade aadi aadu aaea aaec aaep aaic aaii aapa aapc aapi aara aarc aard aare aari aarp aaru aaup acaa acac acad acae acai acap acar acca accc accd acce acci accp accu acda acdc acde acdi acdp ace- acea acec aced acer aci- acia acic acid acie acip acir acpa acpd acpe acpi acpr acpu acr- acra acrc acre acri acrr acu- acue acup acur adaa adac adad adae adai adap adar adcc adci adda addc addd adde addi addr addu adea adee ader adia adic adie adip adir adp- adra adre adua adue adur aeac aeap aeci aede aeer aer- aera aerc aerd aeri aiai aica aicc aicd aice aicp aicr aida aidc aide aidi aidr aidu aiea aiee aiia aiic aiid aiir aipa aipe aipi aira aird aire airi airp airx aiud aiui aixa aixi apac apai apap apar apax apca apcc apcd apcr apda apdd apdu apea apec aped apep aper apeu apex api- apia apic apid apie apip apix appa appc appd appr appu appx apra aprc apre apri apua apuc apud apup arac arad arae arai arap arar arau arax arc- arca arce arci arda ardc arde ardi ardu area arec ared aree arei arep areu arex aria arid arie arii arip arpa arpe arpi arpu arr- arra arrc arre arri arrr arru arua arud arue arui arup auaa auca auce auci aucp audc aude audi auer aupc aur- aura aurd aure auri auxa axar axce axed axer axi- axia axie c-cd caaa caac caap cac- caca cacc cace caci cacr cada cadc cadd cade cadi cadr cadu caec caei caer caeu caex caia caic caid caip cair caiu caix capa capc capd cape capi capp capu capx cara carc card care cari carp carr carx cauc caup caux caxa ccaa ccac ccad ccai ccap ccar ccca cccc ccci cccp cccu ccdc ccdi ccdp ccdr cced ccee ccic ccid ccii ccip ccir ccix ccpa