Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang di hoi snippets" » "hang doi hoi snippets", "hang vi hoi snippets", "hang dien hoi snippets", "hang dai hoi snippets", "hang bi hoi 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: (((("hang di hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang di hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang di hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang di hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.