-er -up a-a a-i aaa aae aag aai aap aar aau aea aee aeg aei aep aer aeu ag- aga age agg agi agp agr agu ai- aia aie aig aii aip air aiu ap- apa ape apg api app apr apu ar- ara are arg ari arp arr aru au- aua aue aug aui aup aur eaa eae eag eai eap ear eau eea eee eeg eep eer ega ege egg egi egp egr egu eia eie eig eii eip eir eiu ep- epa epe epg epi epp epr epu era ere erg eri erp err eru eu- eua eue eug eui eup eur g-p gaa gae gag gai gap gar gau ge- gea gee geg gei gep ger geu gga ggg ggi ggp ggr ggu gia gie gig gii gip gir giu gpa gpe gpg gpi gpp gpr gpu gra gre grg gri grp grr gru gu- gua gue gug gui gup gur guu ia- iaa iae iag iai iap iar iau ie- iea iee ieg iei iep ier iga ige igg igi igp igr igu iia iie iii iip iir iiu ipa ipe ipg ipi ipp ipr ipu ir- ira ire irg iri irp irr iru iu- iua iue iug iui iup iur p-p paa pae pag pai pap par pau pea pee peg pei pep per peu pga pge pgg pgi pgp pgr pia pie pig pii pip pir piu ppa ppe ppg ppi ppp ppr ppu pra pre prg pri prp prr pru pua pue pug pui pup pur puu ra- raa rae rag rai rap rar rau re- rea ree reg rei rep rer reu rga rge rgg rgi rgp rgr ria rie rig rii rip rir rpa rpe rpg rpi rpp rpr rpu rra rrg rri rrp rrr rru rua rue rug rui rup rur ruu ua- uaa uae uag uai uap uar uau uea uee ueg uei uep uer uga uge ugg ugi ugp ugr ugu uia uie uig uii uip uir uiu up- upa upe upg upi upp upr upu ur- ura ure urg uri urp urr uru uua uue uug uur uuu