Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phau hoc lua slippers" » "phap hoc lua slippers", "thai hoc lua slippers", "nha hoc lua slippers", "phau hoc luan slippers", "phau hoc luat slippers", "phau hoc cua slippers", "phau hoc lua slippery", "phau hoc 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: (((("phau hoc 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: (((("phau hoc lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phau hoc lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phau hoc lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.