お願い or おねがい is used when you ask for a favor, this is a set phrase with a complex meaning and there is not a direct translation.
よろしくお願いします is the complete phrase and it can be interpreted as "Please be nice with me" or "Please take care of me"
0 voted
September 22, 2015
1
Answered
As you are mentioning, this is the potential form of the verb to buy.
買う "Kau" infinitive
買います "Kaimasu" ます form.
買えます "Kaemasu" affirmative potencial form
買えません "Keemasen" negative potential form
0 voted
August 27, 2015
1
Answered
言ったことがわかりません, the romanization for this phrase is "itta koto ga wakarimasen" the subject of the phrase is implicit.