-al a-a aaa aaf aal aap aar af- afa aff afl afp afr al- ala alf all alp alr ap- apa apf apl app apr ar- ara arf arl arp arr faa faf fal fap far ffa fff ffl ffp ffr fla flf fll flp flr fpa fpl fpp fpr fra frf frl frp frr l-p la- laa laf lal lap lar lfa lff lfl lfp lfr lla llf lll llp llr lpa lpf lpl lpp lpr lra lrf lrp lrr p-p paa paf pal pap par pfa pff pfl pfp pfr pla plf pll plp plr ppa ppf ppl ppp ppr pra prf prl prp prr ra- raa raf ral rap rar rfa rff rfl rfp rfr rla rlf rll rlp rlr rpa rpf rpl rpp rpr rra rrf rrl rrp rrr