Perhaps you should try some spelling variations:
"trong cao dang snippets" » "truong cao dang snippets", "trong cac dang snippets", "trong ca dang snippets", "trong cao dan snippets", "trong cao dung snippets", "trong cao dong snippets", "trong cao dang slippers"
"hang java java snippets" » "hang va java snippets", "hang 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 cao dang snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong cao dang snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong cao dang snippets ) or ( hang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong cao dang snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))*.