Perhaps you should try some spelling variations:
"trong tranh java snippets" » "trong thanh java snippets", "trong trang java snippets", "trong nganh java snippets", "trong trinh java snippets", "trong tranh va snippets"
"locating bug core snippets" » "locating bug code snippets"
"dung ta code snippets" » "dung tai code snippets", "dung tay code snippets", "dung tam code 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: (((("trong tranh java snippets") or ("dung ta code snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong tranh java snippets") OR ("dung ta code snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trong tranh java snippets ) or ( dung ta code snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong tranh java snippets") or ("dung ta code snippets"))) or ("locating bug core snippets"))*.