Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao lam dong snippets" » "dao lao dong snippets", "dao lam sang snippets", "dao ha dong snippets", "da lam dong snippets", "dao nam dong snippets", "dat lam dong 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: (((("dao lam dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao lam dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao lam dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao lam dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.