1) These girls can never stand to see the boys being happy. 2) No matter how hard I try, I won't be able to forget 3) (this sentence isn't spelt properly so I'm not able to tell what it means) 4) In the bottle more than Pepsi 5) This (meaning mine) heart wants more/longs for more.

Thats the first one for you dude. ये लड़कियां : these girls लड़को को:boys कभी खुश नही देख सकती:can never see happy.

1,ye ladkiyan ladko ko kabhi khush nahi dekh sakti./ये लड़कियां लड़को को कभी खुश नही देख सकती। 2,kitna bhi chaho par bhool na paoge./कितना भी चाहो पर भूल ना पाओगे। 3,samandar bhar syllabus hota hai./समंदर भर पाठ्यक्रम होता है। 4,botal mai pepsi se zyaada./बोतल मै पेप्सी से ज्यादा। 5,yeh dil maange more./ये दिल मांगे मोर।

3. Samanar bhar syllabus hota hai. Syllabus is as large as sea

I think he meant it in English.