Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang hoi e snippets" » "tang ho e snippets", "tang loi e snippets", "tan hoi e snippets", "tang hoi ve snippets", "tang hoi le snippets", "tang 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: (((("tang hoi e snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang hoi e snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang hoi e snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang hoi e snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.