The spelling of the word "blasco" can be easily explained through the use of the International Phonetic Alphabet (IPA). The IPA representation of "blasco" would be /blæskəʊ/. The use of the "a" and "o" represents the blended sound made by the "a" and "o" combination in English. The "s" and "c" make the "sk" sound, while the "k" sound is produced by the "ck" combination. Therefore, the spelling of "blasco" is phonetically accurate and easy to follow.