Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cu trinh cua snippets" » "cu trinh code snippets", "cu tinh cua snippets", "cu trinh luat snippets", "cu trinh quan snippets", "co trinh cua snippets", "qua trinh cua snippets", "quy trinh cua 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: (((("cu trinh cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cu trinh cua snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( cu trinh cua snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu trinh cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.