Translation of combo

I will usually use the most usual sense of the term, and not the more sophisticated ones and I think you will understand what I wanted to say. In any case we should review all words every two days or so.
I had never heard the phrase before. In America, there are also different idioms than here in England. It seems that the Americans say it differently than we do here in the United Kingdom.
Thanks again for your letter. For now, the weather here is like it is in your country, ice cold. I will write you a letter in Spanish and in English. So you can compare the sentences.