Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho cay tot snippets" » "cho cac tot snippets", "cho vay tot snippets", "cho can tot snippets", "cho ca tot snippets", "cho cay ot 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 cay tot 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 cay tot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho cay tot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho cay tot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.