Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kin anh dong snippets" » "kin anh huong snippets", "kin anh son snippets", "kim anh dong snippets", "kinh danh dong snippets", "hinh anh dong 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: (((("kin anh dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kin anh dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kin anh dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kin anh dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.