Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug code slippers", "lochating bug core snippets"
"python using java snippets" » "python using data snippets", "python using java slippers"
"van hoc luc snippets" » "van hoa luc snippets", "van hoc duc snippets", "van hoc lua snippets", "van coc luc snippets", "van hoc luc slippers"

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

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