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"
"doi tan cua snippets" » "doi ban cua snippets", "doi tac cua snippets", "dai tan cua snippets", "doi than cua snippets", "doi tang cua snippets", "doi toan cua snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi tan cua snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"doi tan cua snippets\") OR (\"python using java snippets\"))) OR (\"lochating bug code snippets\"))".
• Removing quotes may allow a broader search: (((( doi tan cua snippets ) OR ( python using java snippets ))) OR ( lochating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi tan cua snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))*.