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