Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"hang cac trinh snippets" » "hang cac tinh snippets", "hang lap trinh snippets", "hang cac thanh snippets", "hang ca trinh snippets", "hang cau trinh snippets", "bang cac trinh snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

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: (((("hang cac trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang cac trinh snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hang cac trinh snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang cac trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.