Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua pham anh slippers" » "luan phan anh slippers", "luat phap anh slippers", "tuan pham anh slippers", "lua pham thanh slippers", "lua pham minh slippers", "lua pham van slippers", "lua pham anh slippery", "lua pham anh grippers"
"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: (((("lua pham anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lua pham anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua pham anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua pham anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.