Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cung cho moi snippets" » "chung cho moi snippets", "dung cho moi snippets", "cong cho moi snippets", "cung khoe moi 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: (((("cung cho moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cung cho moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung cho moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung cho moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.