Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"liem ha dan snippets" » "liem hoa dan snippets", "liem hat dan snippets", "liem ha dang snippets", "lieu ha dan snippets", "lien ha dan snippets", "kiem ha dan snippets", "liem ha dan slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("liem ha dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("liem ha dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( liem ha dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("liem ha dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.