The person who wrote this is not a fluent speaker; corrections welcome. The intention was for use in text-to-speech systems.
Below is the little table for the Portuguese Lojban orthography. Portuguese has some issues which may muck things up:
' N/A a aa (Alternately try ah) b b c ch d d e e (Try eh if this doesn't work) f f g g (gu before e and i) i i j j k k l l m m (You may need mm after a vowel) n n (You may need nn after a vowel) o o (Try oh if this doesn't work) p p r r s s t t u u (o might work in unstressed syllables) v v x N/A y N/A z z