Perhaps you should try some spelling variations:
"lang trong nuoc snippets" » "lang trong cuoc snippets", "lang song nuoc snippets", "lang trong tuc snippets", "dung trong nuoc snippets", "cong trong nuoc snippets", "dong trong nuoc snippets", "lang trong nuoc slippers"
"using low java snippets" » "using low 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: (((("using low java snippets") or ("lang trong nuoc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using low java snippets") OR ("lang trong nuoc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using low java snippets ) or ( lang trong nuoc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using low java snippets") or ("lang trong nuoc snippets"))) or ("locating bug code snippets"))*.