Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao lam bo snippets" » "da lam bo snippets", "dao nam bo snippets", "dat lam bo snippets", "dao lam bao snippets", "dao 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: (((("dao lam bo 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 bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao lam bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao lam bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.