Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"han using java snippets" » "han using data snippets", "han ung java snippets", "h2o using java snippets", "han ping java snippets"
"dung cho con snippets" » "dung cho cong snippets", "dung cho lon snippets", "dung cho can snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("han using java snippets") or ("dung cho con snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han using java snippets") OR ("dung cho con snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( han using java snippets ) or ( dung cho con snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han using java snippets") or ("dung cho con snippets"))) or ("locating bugs code snippets"))*.