Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than duc ve snippets" » "tran duc ve snippets", "phan duc ve snippets", "than doc ve snippets", "than duc va snippets", "than duc vy snippets", "than uc ve 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: (((("than duc ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than duc ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than duc ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than duc ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.