Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huy rong lon snippets" » "huy dong lon snippets", "huy vong lon snippets", "huy truong lon snippets", "huy cong lon snippets", "huy trong long 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: (((("huy rong lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huy rong lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huy rong lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huy rong lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.