Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho diet con snippets" » "cho dieu con snippets", "co dien con snippets", "cho viec con snippets", "cho giet con snippets", "cho dien cong 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: (((("cho diet 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: (((("cho diet con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho diet con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho diet con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.