Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho ga doan snippets" » "cho giai doan snippets", "cho tap doan snippets", "cho ngo doan snippets", "cho gv doan snippets", "cho giao doan 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 ga doan 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 ga doan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho ga doan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho ga doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.