Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"noi lam sio2 snippets" » "noi lam son snippets", "noi bao sio2 snippets", "noi cao sio2 snippets", "noi nam sio2 snippets", "nong lam sio2 snippets", "nhom lam sio2 snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("noi lam sio2 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"noi lam sio2 snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( noi lam sio2 snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi lam sio2 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.