Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi tien ho snippets" » "thi tieng ho snippets", "phan tien ho snippets", "thi thien ho snippets", "phi tien hoa snippets", "phi tien hon snippets", "phi tien bo 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: (((("phi tien ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi tien ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi tien ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi tien ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.