Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho san mo snippets" » "cho can mo snippets", "ho san mo snippets", "cho sinh mo snippets", "cho san co snippets", "cho dan mo snippets", "cho fan mo 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 san mo 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 san mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho san mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho san mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.