Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cuu trinh 07 snippets" » "cuu tinh 07 snippets", "cuu trich 07 snippets", "qua trinh 07 snippets", "cuu trinh ky snippets", "cuu trinh do snippets", "cuu trinh tu snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cuu trinh 07 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cuu trinh 07 snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( cuu trinh 07 snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu trinh 07 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.