Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"hao dan li snippets" » "dao dan li snippets", "hao van li snippets", "hat dan li snippets", "hao ban li snippets", "hao han li snippets", "hao pan li snippets", "hao dan li slippers"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hao dan li snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( hao dan li snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hao dan li snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.