Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong da hoc snippets" » "dong da code snippets", "dong dat hoc snippets", "dong dao hoc snippets", "dong ha hoc snippets", "dong dai hoc snippets", "dong dan hoc snippets", "dong day hoc 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: (((("dong da hoc 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 da hoc snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( dong da hoc snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong da hoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.