Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc ung ho snippets" » "ngoc hung ho snippets", "ngoc dung ho snippets", "ngoc lung ho snippets", "ngoc tung ho snippets", "ngoc ung hoa snippets", "ngoc ung pho 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: (((("ngoc ung ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc ung ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc ung ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc ung ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.