Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac trinh ve snippets" » "cac trinh code snippets", "cac tinh ve snippets", "lap trinh ve snippets", "cac thanh ve snippets", "cac trinh he snippets", "cac trinh va snippets", "cac trinh vi snippets"
"python using java snippets" » "python using data snippets"

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

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