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