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