Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dong dat tao snippets" » "dong vat tao snippets", "dung dat tao snippets", "dong ha tao snippets", "dong dao tao snippets", "dong dat tai snippets", "dong da tao snippets"

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

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