Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoa luoc dai snippets" » "hoa duoc dai snippets", "khoa quoc dai snippets", "hoa duuoc dai snippets", "hoa cuoc doi snippets", "hoa hoc dai snippets", "hoa duc dai snippets"

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

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