Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung trinh toan snippets" » "dung tinh toan snippets", "dong trinh toan snippets", "cong trinh toan snippets", "dung thanh toan snippets", "dung trinh han snippets"
"using 3d code snippets" » "using 3 code snippets", "using a code snippets", "using _ code snippets", "using cfd code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using 3d code snippets") or ("dung trinh toan snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using 3d code snippets") OR ("dung trinh toan snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using 3d code snippets ) or ( dung trinh toan snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using 3d code snippets") or ("dung trinh toan snippets"))) or ("locating bugs code snippets"))*.