Perhaps you should try some spelling variations:
"hai truong dao snippets" » "tai truong dao snippets", "dai truong dao snippets", "hai thuong dao snippets", "hai truong dai snippets", "hai truong cao snippets", "hai truong bo snippets", "hai truong dao 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: (((("hai truong dao snippets") or ("using low java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai truong dao snippets") OR ("using low java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai truong dao snippets ) or ( using low java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai truong dao snippets") or ("using low java snippets"))) or ("locating bug code snippets"))*.