Effective Phrases for Making Complaints

I am having an issue with my recent purchase and need assistance.

ПереводУ меня возникла проблема с недавней покупкой, и мне нужна помощь.

Паттерныhave — had — had^my recent purchase

Could you please help me understand why this happened?

Паттерныunderstand — understood — understood

I am not satisfied with the service I received.

There seems to be a mistake in my order; can you check it for me?

ПаттерныThere seems a mistake

I would like to file a complaint about a problem I encountered.

ПереводChtěl bych podat stížnost na problém, na který jsem narazil.

This product is not meeting my expectations.

Паттерныmeet — met — met

Can you tell me what steps will be taken to resolve this issue?

Паттерныtell — told — told^take — took — taken

I expected better quality from your company.

Is there someone else I can speak to about this matter?

Паттерныthere Is someone^speak — spoke — spoken

I hope we can find a solution to this problem quickly.

Паттерныfind — found — found

Could you explain why this service did not work as promised?