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