bbbb bbin bibb bibi biin bin- bini binn bint binu biny bipp bipu bitt bitu biw- bnib bnin bnpp bnwt bpti btbp bttb btwn bubb bubi bubu buin buit buiu bunb buni bunn bunt bunu but- buti butt buty buyi buyu bwin byit byun i-by ibtb ibuy ibyi iiii iiit iitt iiwi inby init inni innu inny inp- inpi inpp inpt inti intn intp intu inui inun inup inw- inwi inwy ipin ippy iput itby itin itty itup iuiu iupp iuty iwin iwiw iwuy iypt n-ii n-up nbpp nbti nbty nibi niip niit niiu nini nipt nitb niti nity niwy niyi nnit nnnn nnpi nntn npin nptn ntnu ntui ntwt nubi nuby nuin nuit nunn nunt nuny nupw nutt nutu nwbn nwbw nwpp nwyn nyit nynt nyny nypt nytb pibb pibi piip pini pinn pinp pint pinu piny pipi pipp pipy piti pitt pitu pity piwi pnin pnpp pnup ppib pppn pppp pptn pptt ptui pubu puin puit puiu punt punu puny pupi pupu pupy put- puti putt putu puy- puyi puyt pwnt pyin pyn- pynt pypy pytt tbit tbtp tibi tibu tiit tiiu tini tinn tint tinu tiny tip- tipi tipp tipt tipu titi titp titt titu tiwi tiyi tiyn tnut tppp tptp tput ttbb tttt tubb tubu tuin tuit tuiu tunb tuni tunn tunu tuny tupi tupu tupy tuti tutt tutu tuty tuyn twbt twi- twib twin twip twit twnt twy- twyn tybi tyin tynt tyny typ- typp typw typy tyti tytt tyty tyup tyyn ubbi ubii ubit uint uipi uni- unii unin unit unni untb unty unut upby upin upnp uppp uppu uppy upup utby utin utti uttu uuni uuuu uuyn uwin uyin wbbb wbbi wbbn wbbp wbbt wbbw wbib wbin wbip wbiw wbiy wbnb wbnw wbny wbpt wbpw wbti wbtn wbtp wbtt wbtu wbtw wbty wbui wbup wbut wbuw wbwb wbwi wbwn wbwt wbyb wbyn wbyp wbyt wbyu wbyw wbyy wibb wibi wibn wibt wibw wiii wiin wiit wiiu winb wini winn wint winu winw winy wipb wipi wipp wipt witi witt witu wity wiuw wiwi wiwn wiwu wiyn wiyy wnbb wnbi wnbn wnbp wnbt wnbu wnbw wnby wnib wnin wnit wniu wniw wnnw wnpt wntn wntp wntt wntw wnty wnuw wnwi wnwn wnwt wnww wnyb wnyi wnyn wnyt wnyw wnyy wpbt wpib wpin wpip wpit wpni wpnn wpnt wpnw wppb wppi wppn wppt wptb wpti wptn wptw wpty wpup wput wpwt wpyb wtbb wtbi wtbn wtbp wtbu wtib wtip wtiu wtni wtnn wtnt wtnw wtny wtpi wtpn wtpt wttb wtti wttn wttt wttu wttw wtty wtup wtwb wtwt wtww wtyb wtyn wubb wubi wubt wubu wuin wuni wunt wunw wupi wupn wupt wupw wupy wutb wuti wutu wuub wuuu wuyi wwbb wwbn wwbt wwbu wwib wwii wwin wwip wwnb wwnn wwnt wwnw wwpb wwpn wwpt wwpw wwti wwtn wwtp wwtw wwwi wwwn wwww wwwy wwyn wwyy wybb wybn wybp wybt wyby wyib wyin wynn wynt wynu wynw wyny wypt wypw wyti wytn wytt wyuu wywy wyyu wyyy yiti yitp yiwu yput ypuw yubu yuin yuit yuny yupi yutu yuty yuyu yyyy