Нужно расставить слова в правильном порядке 1. thank you very much this matter for bringing to my attention. 2. i was very experienced to learn the problems about you concerned. 3. i will look the matter into and get back you to within the few next days. 4. once again, accept our apologies please caused for the inconvenience. 5. having this matter in detail looked into, i be of no further assistance regret that i can.

1. Thank you very much for bringing this matter to my attention.
2. I was very concerned  to learn about the problems you experienced.
3. I will look into the matter within the next few days and get back to you.
4. Once again, please accept our apologies for the inconvenience caused.
5. Having this matter looked into in detail, I regret that I can be of no further assistance.