"Thus far" is a phrase meaning "up to this point" or "so far." It's typically used within a sentence, often as a transition to introduce information about progress or limitations.
Here are some examples of correct usage:
* "Thus far, the project is on schedule."
* "We have made significant progress thus far."
If you want to use "thus far" to end a sentence, you'll need to rephrase it. For example, you could say:
* "The project is on schedule thus far."
* "We have made significant progress so far."