-al -ol a-a a-c aaa aac aah aal aao aar ac- aca acc ach acl aco acr aha ahc ahh ahl aho ahr al- ala alc alh all alo alr aoa aoc aoh aol aoo aor ar- ara arc arh arl aro arr c-- caa cac cah cal cao car cca ccc cch ccl cco ccr ch- cha chc chh chl cho chr cl- cla clc clh cll clo clr co- coa coc coh col coo cor cra crc crh crl cro crr haa hac hah hal hao har hca hcc hch hcl hco hcr hha hhc hhh hhl hho hhr hla hlc hlh hll hlo hlr hoa hoc hoh hol hoo hor hr- hra hrc hrh hrl hro hrr la- laa lac lah lal lao lar lca lcc lch lcl lco lcr lha lhc lhh lho lhr lla llc lll llo llr loa loc loh lol loo lor lra lrc lrh lro lrr oaa oac oah oal oao oar oc- oca occ och ocl oco ocr oha ohc ohh ohl oho ohr ola olc oll olo oo- ooa ooc ooh ool ooo oor or- ora orc orh orl oro orr ra- raa rac rah ral rao rar rca rcc rch rcl rco rcr rh- rha rhc rhh rhl rho rhr rla rlc rlh rll rlo rlr roa roc roh rol roo ror rra rrc rrh rrl rrr