Perhaps you should try some spelling variations:
"trong tin va snippets" » "thong tin va snippets", "trong tan va snippets", "trong tieng va snippets", "trong tien va snippets", "trong tinh va snippets", "trong tin vao snippets", "trong tin va slippers"
"dngu java java snippets" » "ngu java java snippets", "dngu 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: (((("trong tin va snippets") or ("dngu java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong tin va snippets") OR ("dngu java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong tin va snippets ) or ( dngu java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong tin va snippets") or ("dngu java java snippets"))) or ("locating bug code snippets"))*.