Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xanh di hoi snippets" » "danh di hoi snippets", "vanh dai hoi snippets", "xanh tai hoi snippets", "xanh dai hoi snippets", "xanh doi hoi snippets", "xanh 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: (((("xanh 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: (((("xanh di hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xanh di hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xanh di hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.