i want vacation to phil.by 15 days . mnth of augost date of 18
First, capitalize the word I and other proper nouns, and then rewrite this without using abbreviations, and spell August correctly - then we can worry about grammar and syntax.
i want to go our contery for six month
Six months is not a vacation. Six months is a leave of absense.
Ask your human resources department what is necessary for you to request a leave of that length.