Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"fa liang guo snippets" » "fa xiang guo snippets", "fa lang go snippets", "fa liang jun snippets", "ha giang guo snippets", "ca giang guo snippets", "ma giang guo snippets", "fa liang guo 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: (((("fa liang guo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("fa liang guo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( fa liang guo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("fa liang guo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.