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