You search the value accurately, what the game you are playing requires. If you see 450 coins in a particular game, you can look for 450 using the hacker app and game hacker if in case only one data is displayed, you can edit the data and type the value you need. Fuzzy search is a process that search values that are important to a search argument even if the argument does not correspond to the needed information.
If you are not sure which value to look for, use the Fuzzy search. If the game data is not integer you can use the floating-point instead of the fuzzy search. In order to determine the size of the data range and if you want to improve efficiency. You cannot use game hacker in online games.