pyb pyl pym pyn pyo pys pyt pyx sbb sbh sbi sbl sbm sbn sbo sbp sbs sbt sbx sby sh- shb shh shi shl shm shn sho shp shs sht shy sib sih sii sil sim sin sio sip sis sit six slb slh sli sll slm sln slo slp sls slt slx sly smb smh smi sml smm smn smo smp sms smt smx smy snb sni snl snm snn sno snp sns snt sny sob soh soi sol som son soo sop sos sot sox soy spb sph spi spl spm spn spo spp sps spt spx spy ss- ssb ssh ssi ssl ssm ssn sso ssp sss sst ssx stb sth sti stl stm stn sto stp sts stt stx sty sxi sxl sxm sxn sxs sxt sy- syb syh syi syl sym syn syp sys syt syx t-x tbb tbh tbi tbl tbm tbn tbo tbp tbs tbt th- thb thh thi thl thm thn tho thp ths tht thx thy tib tih tii til tim tin tio tip tis tit tix tiy tlh tli tll tlm tln tlo tlp tls tlt tlx tmb tmh tmi tml tmm tmn tmo tmp tms tmt tmx tmy tnb tnh tni tnl tnm tnn tno tnp tns tnt tnx to- tob toh toi tol tom ton too top tos tot tox toy tpb tph tpi tpl tpm tpn tpo tpp tps tpt tpx tsb tsh tsi tsl tsm tsn tso tsp tss tst tsx tsy ttb tth tti ttl ttm ttn tto ttp tts ttt ttx tty txi txl txn txs txt tyl tym tyn tyo typ tys tyt xbl xbx xhp xht xii xin xio xis xit xix xlb xli xlm xls xlt xmh xmi xml xmm xmo xmp xms xmt xmx xno xns xoi xom xon xoo xop xos xot xox xpb xpl xpm xpn xpo xpp xps xpt xsb xsi xsl xsm xsp xss xst xti xtm xtp xts xtx xty xxi xxl xxo xxp xxx xxy xyl xyp xyy ybi ybl ybm ybp ybs yby yhi yhs yht yih yii yim yin yio yip yis yit yli yll ylm yls ylt yly ymi yml ymm ymo yms ymt ynn ynp yns yny yob yoi yol yom yon yoo yop yos yot yox yoy ypl ypo yps ysb ysi ysl ysm yso ysp yss yst ysy yth ytl ytm ytn yto ytp yts ytt yxy yyb yys yyt yyy