Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung van lu slippers" » "phung van lu slippers", "nhung van lu slippers", "chung han lu slippers", "chung van luc slippers", "chung van du slippers", "chung van le slippers", "chung van lu slippery", "chung van lu 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: (((("chung van lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung van lu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung van lu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung van lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.