Perhaps you should try some spelling variations:
"phan tien thinh snippets" » "phan kien thinh snippets", "phan bien thinh snippets", "phap tieng thinh snippets", "phan tien trinh snippets", "phan tien thanh snippets", "phan tien tinh snippets", "phan tien thinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("phan tien thinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan tien thinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan tien thinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan tien thinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.