SUBPOPULATIONS

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abo abs ail ain ais ait alb alp als alt ani ant apo app apt asp ass bal ban bap bas bat bin bio bis bit boa boo bop bos bot bun bus but ins ion its lab lap las lat lib lin lip lis lit lob loo lop lot nab nap nib nil nip nit nob noo nos not nub nus nut oat oba obi oil ono ons oot ops opt out pal pan pap pas pat pia pin pip pis pit piu poi pol poo pop pot psi pst pub pul pun pup pus put sab sal sap sat sau sib sin sip sis sit sob sol son sop sos sot sou spa sub sun sup tab tan tao tap tas tau til tin tip tis ton too top tub tui tun tup ulu uns upo ups uta uts

abos abut ails ains aits albs alit alps also alto alts anil anis anti ants anus apos apps asps atop aunt auto bail bait bals bani bans baps bass bast bats bias bins bint bios bits blat blin blip blot boas boat boil bola bolo bolt boon boos boot bops boss bota bots bout buna buns bunt buss bust buts into ions iota isba labs lain laps lass last lati lats latu libs lino lins lint lion lipa lips lisp list lits litu loan lobo lobs loin loon loop loos loot lops loss lost lota loti lots loup lout luau luna lunt lust nabs nail naoi naos naps nibs nils nipa nips nits nobs noil nolo nota nous nubs nuts oast oats obas obia obis obit obol oils olio onos onto onus oops oots opal opts opus ossa oust outs pail pain palp pals pans pant paps pass past pats pial pian pias pina pins pint pion pips piso piss pita pits plan plat plop plot plus pois polo pols pons pool poon poop poos pops post pots pout psis psst ptui pubs pula puli pulp puls puna puns punt pupa pups pupu puss puts sabs sail sain salp sals salt sans saps sati saul sial sibs silo silt sins sips sits slab slap slat slip slit slob slop slot slub slut snap snib snip snit snob snot snub soap soba sobs soil sola soli solo sols sons soon soot sops sots soul soup sous span spas spat spin spit spot spun stab stoa stob stop stub stun suba subs suit sulu suns sups tabs tabu tail tain tali tans taos taps tass taus tils tins tips toil tola tolu tons tool toon topi topo tops toss tuba tubs tuis tuna tuns tups ulan ulna ulus unai unau unit unto upas upon utas