Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kiem mot dan snippets" » "kiem mon dan snippets", "kiem soat dan snippets", "hieu mot dan snippets", "kiem mat dan snippets", "kiem moi dan snippets", "kiem mot lan snippets", "kiem mot 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: (((("python using java snippets") or ("kiem mot dan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("kiem mot dan snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( kiem mot dan snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("kiem mot dan snippets"))) or ("locating bug code snippets"))*.