a-a a-q aaa aag aan aao aaq aar ag- aga agg agn ago agq agr an- ana ang ann ano anq anr aoa aog aon aoo aor aqa aqn aqo aqr ar- ara arg arn aro arq arr gaa gag gan gao gar gga ggg ggn ggo ggr gna gnn gno gnr goa gog gon goo goq gor gra grg grn gro grq grr naa nag nan nao nar nga ngg ngn ngo nna nng nnn nno no- noa nog non noo nor nra nrg nrn nro nrr oaa oag oan oao oaq oar oga ogg ogn ogo on- ona ong onn ono onr oo- ooa oog oon ooo oor oqo or- ora org orn oro orr qaa qag qan qar qga qgn qoo qor qqq qra qrg ra- raa rag ran rao raq rar rga rgg rgn rgo rgr rna rng rnn rno rnr roa rog ron roo ror rqn rra rrg rrn rrq rrr