can my british girlfriend accomadate me for visitor visa ?

Hi every one
Im student i live in algeria , i have a girlfriend who lives in manchester she works , she lives in her mother home
and she and her mother are ready to send me a accomedation letter !
I want to know if i can use that letter when i ask for a visa ?

You can, but just a letter of invitation won't be sufficient to obtain a visitor visa. Have you read the requirements?
https://www.gov.uk/standard-visitor-visa/overview

https://www.gov.uk/government/uploads/s ... _CLEAN.pdf