Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao dinh de snippets" » "do dinh de snippets", "dao minh de snippets", "dao tinh de snippets", "dao dinh ve snippets", "dao dinh du snippets", "dao dinh le 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 dinh de 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 dinh de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao dinh de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao dinh de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.