Allah (swt) knows every languages, you can make dua in your own language after shalaah. And it is better is you try to shalaah tahajjud in the midnight.
However, if you want to read a dua in Arabic, you can read this dua.
"Robbi hablii min ladunka zaujan thoyyiban wa yakuuna shohiban liifiddini waddunya wal aakhiroh"
(Ya Robb, give me a best husband from your side. A husband who also be my best friend in 'Deen' matter, dunya (matter) and akhirah (matter))