Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"do tuan cu snippets" » "do xuan cu snippets", "do quang cu snippets", "do tuan tu snippets", "do quan cua snippets", "do tuan thu 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 tuan cu snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"do tuan cu snippets\") OR (\"python using java snippets\"))) OR (\"lochating bug code snippets\"))".
• Removing quotes may allow a broader search: (((( do tuan cu snippets ) OR ( python using java snippets ))) OR ( lochating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("do tuan cu snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))*.