Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham hung cac snippets" » "pham hung cac snippets", "cam hung cac snippets", "ha hung cac snippets", "ham dung cac snippets", "ham hang cac snippets", "ham vung cac 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: (((("ham hung cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham hung cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham hung cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham hung cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.