Perhaps you should try some spelling variations:
"hoang pha cau snippets" » "hoang ha cau snippets", "hoang phe cau snippets", "hoang nham cau snippets", "hoang phan cau snippets", "hoang phap cau snippets", "hoang pha cac 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: (((("hoang pha 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: (((("hoang pha cau snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang pha cau snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang pha cau snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.