Perhaps you should try some spelling variations:
"phan thi java snippets" » "pham thi java snippets", "tran thi java snippets", "phan tu java snippets", "phan think java snippets"
"phang java java slippers" » "phang java java slippery", "phang java java grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan thi java snippets") or ("phang java java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan thi java snippets") OR ("phang java java slippers"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( phan thi java snippets ) or ( phang java java slippers ))) or ( locating bug code snippets ))*.