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