Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc trinh tu slippers" » "lap trinh tu slippers", "qua trinh tu slippers", "quy trinh tu slippers", "luc trinh ky slippers", "luc trinh do slippers", "luc trinh tu slippery", "luc trinh tu grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("luc trinh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc trinh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc trinh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc trinh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.