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