Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hong hai co snippets" » "hoang hai co snippets", "hong thai co snippets", "hong ha co snippets", "hong phai co snippets", "hong hai con snippets", "hong mai co 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: (((("hong hai co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hong hai co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hong hai co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hong hai co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.