Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gui tao duoc slippers" » "nguy tao duoc slippers", "gui tao duc slippers", "gui tao quoc slippers", "gui tao duoc slippery", "gui tao duoc 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: (((("gui tao duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gui tao duoc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gui tao duoc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gui tao duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.