Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap tai con snippets" » "pham tai con snippets", "phap thi con snippets", "phap tang con snippets", "phap tai cong snippets", "phap tai co snippets", "phap tao con 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: (((("phap tai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap tai con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap tai con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap tai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.