Perhaps you should try some spelling variations:
"nhung tri hut snippets" » "nhung bai hut snippets", "nhung bi hut snippets", "nhung gi hut snippets", "nhung tri thuc snippets", "nhung tri chat snippets", "nhung tri hung snippets", "nhung tri hut slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("nhung tri hut snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung tri hut snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung tri hut snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung tri hut snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.