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