Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nha cung he snippets" » "nha chung he snippets", "nha dung he snippets", "pha cung he snippets", "nha cung me snippets", "nha cung te 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: (((("nha cung he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nha cung he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nha cung he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nha cung he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.