Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hung hoa chi snippets" » "hang hoa chi snippets", "ung hoa chi snippets", "trung hoa chi snippets", "hung hoa phi snippets", "hung hoa cho snippets", "hung hoa hi 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: (((("hung hoa 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: (((("hung hoa chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hung hoa chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung hoa chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.