The spelling of the name "Raelena" can be explained using the International Phonetic Alphabet (IPA). The first syllable, Rae, is pronounced as /reɪ/, with a long "a" sound followed by a diphthong "eɪ". The second syllable, lena, is pronounced as /lɛnə/, with a short "e" sound followed by a schwa sound and then a final "na". Therefore, the correct spelling of this name uses the letters "R-a-e-l-e-n-a".