Perhaps you should try some spelling variations:
"phuong cach cau snippets" » "phong cach cau snippets", "phuong anh cau snippets", "phuong bac cau snippets", "phuong bach cau snippets", "phuong cac cau snippets", "phuong cach tu snippets"
"dung java java snippets" » "dung va java 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: (((("phuong cach cau snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phuong cach cau snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phuong cach cau snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuong cach cau snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.