Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"so tran tuan slippers" » "so tran xuan slippers", "so tran quang slippers", "so tran thanh slippers", "so trang tuan slippers", "so tranh tuan slippers", "so tan tuan slippers", "so tran tuan slippery", "so tran tuan 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: (((("so tran tuan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("so tran tuan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( so tran tuan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("so tran tuan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.