NONPARABOLIC

aa ab ai al an ar ba bi bo in la li lo na no oi on op or pa pi

aal aba abo ail ain air ala alb alp ana ani apo arb arc baa bal ban bap bar bin bio boa boo bop bra bro cab can cap car cob col con coo cop cor inn ion lab lac lap lar lib lin lip lob loo lop nab nan nap nib nil nip nob noo nor oar oba obi oca oil ono ora orb orc pac pal pan par pia pic pin poi pol poo pro rai ran rap ria rib rin rip rob roc

abri airn alan alar alba anal anil anna anoa anon arco aria aril baal bail bani barn birl biro blin blip bloc boar boil bola bolo boon boor bora born bran brin brio broo cain calo capo carb carl carn carp ciao cion clan clap clip clon clop coal coil coin coir cola coni conn cool coon coop corn crab crap crib crop icon inro iron laic lain lair lari liar linn lino lion lipa lira loan lobo loca loci loco loin loon loop lorn naan nail nala nana naoi napa narc nipa noil noir nolo nona noon nori obia obol olio opal oral orca paca pail pain pair para pial pian pica pina pion pirn plan poco polo pool poon poor porn prao proa raia rail rain rani rial roan roil