Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"law canh dan snippets" » "law can dan snippets", "luat canh dan snippets", "luc canh dan snippets", "law canh van snippets", "law sanh dan snippets", "law thanh dan snippets", "law canh 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: (((("law canh 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: (((("law canh dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( law canh dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("law canh dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.