Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao cho hoa snippets" » "cao cho hoa snippets", "dac cho hoa snippets", "dao ho hoa snippets", "dao cho hoc snippets", "dao chi hoa snippets", "dao cho ho 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 cho hoa 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 cho hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao cho hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao cho hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.