Remember that to say thank you in Hindi, you say Asante.
To say please in Hindi is कृपया (krpaya) - Sounds like k-ree-pee-ah. 文A
To say you're welcome, you say आपका स्वागत है (aapaka svaagat hai) - Sounds like ah-p-kah s-wah-gah-t hay. 文A
(from: wikipedia - devanagari)
Swahili: tafadhali, karibu
Russian: пожалуйста (pozhaluysta)
Norwegian: Vær så snill, Værsågod
Greek: Παρακαλώ (Parakaló)
ASL: Please, You're Welcome
German: bitte, bitte schön
Spanish: Por favor, de nada
French: s'il vous plait, de rien