Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuong va ghe snippets" » "luong va ghe snippets", "duong va ghe snippets", "cong va ghe snippets", "cuong va nghe snippets", "cuong va che snippets", "cuong va ghi 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: (((("cuong va ghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuong va ghe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuong va ghe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong va ghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.