Most native English speakers would say the correct phrase is further from the truth, which is the more common phrase.
Further and farther can both be used to mean “at a greater distance,” but further is more often used figuratively.
Writers and speakers use there to show where something or someone is or to show that it exists. They use their to show that an object or person belongs to or is related to another object or person. They’re is used in place of “they are.”
QuillBot’s Grammar Checker can help you use there, their, and they’re correctly.
The correct phrase is there are because their shows possession, while there shows location or existence.
They’re is a contraction of they are, so use it in any place you would say they are. Here’s an example: Itzhak wants his classmates to read his work, but they’re already reading another paper.
The cautious approach is to use farther when your sentence is about a distance in physical space or time, but use further when it refers to addition, degree, or extent.
Further and farther can both be used to mean “at a greater distance,” but further can also mean “more,” “additionally,” and “to advance.”
Farther in the future may be considered correct because it’s used often. But if you say further in the future, your grammar is less likely to be questioned.
Further and farther can both be used to mean “at a greater distance,” but further is more often used figuratively.