Perhaps you should try some spelling variations:
"using java java slippery" » "using data java slippery", "using java java slippers"
"vi anh trac snippets" » "vi sinh trac snippets", "vi anh tuan snippets", "vi anh thuc snippets", "vi hanh trac snippets", "vu anh trac snippets", "va anh trac snippets", "vi anh trac slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("vi anh trac snippets") or ("using java java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi anh trac snippets") OR ("using java java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vi anh trac snippets ) or ( using java java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vi anh trac snippets") or ("using java java slippery"))) or ("locating bug code snippets"))*.