Perhaps you should try some spelling variations:
"van lang tranh snippets" » "van lan tranh snippets", "van lang thanh snippets", "van lanh tranh snippets", "van nang tranh snippets", "va lang tranh snippets", "van hang tranh snippets", "van lang tranh slippers"
"using java java snippets" » "using data java snippets", "using java java 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: (((("van lang tranh snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van lang tranh snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van lang tranh snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van lang tranh snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.