Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"hang java java slippers" » "hang va java slippers", "hang java java slippery", "hang java java grippers"
"tran quoc code snippets" » "trung quoc code snippets", "han quoc code snippets", "tran duc code snippets", "tran quoc co snippets", "tran quoc cong 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: (((("hang java java slippers") or ("tran quoc code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang java java slippers") OR ("tran quoc code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hang java java slippers ) or ( tran quoc code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang java java slippers") or ("tran quoc code snippets"))) or ("locating bugs code snippets"))*.