Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong tan anh slippers" » "cong tac anh slippers", "cong san anh slippers", "cong thanh anh slippers", "cong tuan anh slippers", "cong tran anh slippers", "cong toan anh slippers", "cong tan anh slippery", "cong tan anh 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: (((("cong tan 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: (((("cong tan anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong tan anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong tan anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.