Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran lam cho snippets" » "trang lam cho snippets", "tranh lam cho snippets", "trai lam cho snippets", "tran lam chu snippets", "tran lai cho snippets", "tran lam 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: (((("python using java snippets") or ("tran lam cho snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tran lam cho snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tran lam cho snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tran lam cho snippets"))) or ("locating bug code snippets"))*.