Perhaps you should try some spelling variations:
"van quang pho snippets" » "van quan pho snippets", "tran quang pho snippets", "van tuan pho snippets", "van quang hoi snippets", "van quang cao snippets", "van quang hoc snippets", "van quang pho slippers"
"dung java java snippets" » "dung va java snippets", "dung 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: (((("van quang pho snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van quang pho snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van quang pho snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van quang pho snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.