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