The spelling of the word "i q s" can be confusing because it is not a commonly used word in most English-speaking countries. The IPA phonetic transcription for this word is /aɪ kju ɛs/. The first two letters "i q" are pronounced as the letters "eye" and "cue" respectively, followed by the letter "s" pronounced as "ess". This spelling corresponds to a military acronym meaning "intelligence qualification standard". In general, it's always a good idea to consult a dictionary or reputable source to check the spelling of less common words.