Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi dan bon snippets" » "thi dan code snippets", "thi doan bon snippets", "thi lan bon snippets", "thi dai bon snippets", "thi dan mon snippets", "thi van bon snippets", "thi dan dong snippets"
"python using low snippets" » "python using code snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thi dan bon snippets") or ("python using low snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi dan bon snippets") OR ("python using low snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi dan bon snippets ) or ( python using low snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi dan bon snippets") or ("python using low snippets"))) or ("locating bug core snippets"))*.