Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc van ho snippets" » "truc va ho snippets", "thuc van ho snippets", "truc ban ho snippets", "truc van hoa snippets", "truc van hoc snippets", "truc van hoe snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("truc van ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truc van ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc van ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc van ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.