Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao tri chi snippets" » "dao thi chi snippets", "bao tri chi snippets", "dao tru chi snippets", "dao tai chi snippets", "dao tri nhi snippets", "dao trien chi 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 tri chi 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 tri chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao tri chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao tri chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.