Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuon danh ve snippets" » "cuong danh ve snippets", "cuoi dan ve snippets", "cuon sach ve snippets", "cuon dinh ve snippets", "cuon hanh ve snippets", "cuon anh ve 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 danh ve 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 danh ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon danh ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon danh ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.