Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngu cao anh slippers" » "ngu ca anh slippers", "ngu cac anh slippers", "ngu cau anh slippers", "ngu cao dang slippers", "ngu cao tang slippers", "ngu cao bang slippers", "ngu cao anh slippery", "ngu cao anh 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: (((("ngu cao anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu cao anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngu cao anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngu cao anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.