Perhaps you should try some spelling variations:
"lochating bug code slippers" » "locating bug code slippers", "lochating bug code snippets"
"python using java snippets" » "python using data snippets"
"do van dau snippets" » "do van dao snippets", "do phan dau snippets", "dao van dau snippets", "vo van dau snippets", "so van dau snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("do van dau snippets") or ("python using java snippets"))) or ("lochating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("do van dau snippets") OR ("python using java snippets"))) OR ("lochating bug code slippers")).
• Removing quotes may allow a broader search: (((( do van dau snippets ) or ( python using java snippets ))) or ( lochating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("do van dau snippets") or ("python using java snippets"))) or ("lochating bug code slippers"))*.