Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam thoi con snippets" » "lam thuoc con snippets", "ly thoi con snippets", "cac thoi con snippets", "lam thai cong snippets", "lam thi cong snippets", "lam hoi co 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: (((("lam thoi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lam thoi con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam thoi con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam thoi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.