-er -ic -up a-a a-c a-i aaa aac aae aag aai aap aar aau ac- aca acc ace acg aci acp acr acu aea aec aee aeg aei aep aer aeu ag- aga agc age agg agi agp agr agu ai- aia aic aie aig aii aip air aiu ap- apa apc ape apg api app apr apu ar- ara arc are arg ari arp arr aru au- aua auc aue aug aui aup aur c-- caa cac cae cag cai cap car cau cca ccc cce ccg cci ccp ccr ccu ce- cea cec cee ceg cei cep cer ceu cga cgc cge cgg cgi cgp cgr cgu ci- cia cic cie cig cii cip cir ciu cpa cpc cpe cpg cpi cpp cpr cpu cra crc cre crg cri crp crr cru cua cuc cue cug cui cup cur cuu eaa eac eae eag eai eap ear eau ec- eca ecc ece ecg eci ecr ecu eea eec eee eeg eep eer ega egc ege egg egi egp egr egu eia eic eie eig eii eip eir eiu ep- epa epc epe epg epi epp epr epu era erc ere erg eri erp err eru eu- eua euc eue eug eui eup eur g-p gaa gac gae gag gai gap gar gau gca gcc gce gcg gci gcp gcr gcu ge- gea gec gee geg gei gep ger geu gga ggc ggg ggi ggp ggr ggu gia gic gie gig gii gip gir giu gpa gpc gpe gpg gpi gpp gpr gpu gra grc gre grg gri grp grr gru gu- gua guc gue gug gui gup gur guu ia- iaa iac iae iag iai iap iar iau ica icc ice icg ici icp icr icu ie- iea iec iee ieg iei iep ier iga igc ige igg igi igp igr igu iia iic iie iii iip iir iiu ipa ipc ipe ipg ipi ipp ipr ipu ir- ira irc ire irg iri irp irr iru iu- iua iuc iue iug iui iup iur p-p paa pac pae pag pai pap par pau pca pcc pce pcg pci pcp pcr pcu pea pec pee peg pei pep per peu pga pgc pge pgg pgi pgp pgr pia pic pie pig pii pip pir piu ppa ppc ppe ppg ppi ppp ppr ppu pra prc pre prg pri prp prr pru pua puc pue pug pui pup pur puu ra- raa rac rae rag rai rap rar rau rca rcc rce rcg rci rcp rcr rcu re- rea rec ree reg rei rep rer reu rga rgc rge rgg rgi rgp rgr ria ric rie rig rii rip rir rpa rpc rpe rpg rpi rpp rpr rpu rra rrc rrg rri rrp rrr rru rua ruc rue rug rui rup rur ruu ua- uaa uac uae uag uai uap uar uau uca ucc uce ucg uci ucp ucr ucu uea uec uee ueg uei uep uer uga ugc uge ugg ugi ugp ugr ugu uia uic uie uig uii uip uir uiu up- upa upc upe upg upi upp upr upu ur- ura urc ure urg uri urp urr uru uua uuc uue uug uur uuu