Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong tranh doc snippets" » "trong tranh code snippets", "trong thanh doc snippets", "trong trang doc snippets", "trong nganh doc snippets", "trong tranh duoc snippets", "trong trinh doc snippets", "trong tranh cuoc snippets"
"dung java java snippets" » "dung va java 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: (((("trong tranh doc snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong tranh doc snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trong tranh doc snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong tranh doc snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.