Perhaps you should try some spelling variations:
"phan sinh java snippets" » "phan slinh java snippets", "nhan sinh java snippets", "phau sinh java snippets", "phan trinh java snippets", "phan using java snippets", "phan sinh va snippets"
"dung trong che snippets" » "dung trong cho snippets", "dung trong chien snippets", "dung trong cham 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: (((("phan sinh java snippets") or ("dung trong che snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan sinh java snippets") OR ("dung trong che snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan sinh java snippets ) or ( dung trong che snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan sinh java snippets") or ("dung trong che snippets"))) or ("locating bug code snippets"))*.