Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuon ve canh snippets" » "cuong ve canh snippets", "cuong vo canh snippets", "chuan ve canh snippets", "cuon van canh snippets", "cuon ve thanh 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: (((("cuon ve canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuon ve canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon ve canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon ve canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.