Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cac toc kinh snippets" » "cac hoc kinh snippets", "cac luoc kinh snippets", "cac toan kinh snippets", "cac toi kinh snippets", "cac nuoc kinh snippets", "cac thoi kinh 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 toc kinh 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 toc kinh snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( cac toc kinh snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac toc kinh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.