The spelling of the word "yasue" (Jah-sue-eh) can be explained through the use of the International Phonetic Alphabet (IPA). The "y" is pronounced as a consonant "j" in IPA, followed by the vowels "a" and "u" which are pronounced as "ah" and "oo" respectively. The final "e" is pronounced as "eh". This word is typically used as a name and has Japanese origins. The correct spelling of a name is always important to maintain its cultural significance and uniqueness.