Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong hanh ky slippers" » "cong thanh ky slippers", "cong khanh ky slippers", "hong hanh ky slippers", "cong hanh kem slippers", "cong hanh ky slippery", "cong hanh ky 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 hanh ky 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 hanh ky slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong hanh ky slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong hanh ky slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.