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