Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khac pham mo snippets" » "khanh pham mo snippets", "thuc pham mo snippets", "tac pham mo snippets", "khac phap mo snippets", "khac pham ma snippets", "khac pham o snippets"
"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: (((("khac pham mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khac pham mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khac pham mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khac pham mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.