PARABIOTIC

aa ab ai ar at ba bi bo it oi op or pa pi ta ti to

aba abo act air ait apo apt arb arc art baa bap bar bat bio bit boa bop bot bra bro cab cap car cat cob cop cor cot oar oat oba obi oca opt ora orb orc ort pac par pat pia pic pit poi pot pro rai rap rat ria rib rip rob roc rot tab tao tap tar tic tip top tor

abri acta airt arco aria atap atop bait biro boar boat bora bort bota brat brio brit capo carb carp cart ciao coat coir crab crap crib crit crop iota obia obit orca otic paca pact pair para part pica pita port prao prat proa raia rapt rato riot rota roti taco tapa taro tarp tipi tiro topi tora torc tori trap trio trip trop